WID-SEC-W-2026-1959

Vulnerability from csaf_certbund - Published: 2026-06-16 22:00 - Updated: 2026-06-16 22:00
Summary
Mozilla Firefox, Firefox ESR und Thunderbird: Mehrere Schwachstellen
Severity
Hoch
Notes
Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.
Produktbeschreibung: Firefox ist ein Open Source Web Browser. Firefox ist ein Open Source Web Browser. ESR ist die Variante mit verlängertem Support. Thunderbird ist ein Open Source E-Mail Client.
Angriff: Ein Angreifer kann mehrere Schwachstellen in Mozilla Firefox, Mozilla Firefox ESR und Mozilla Thunderbird ausnutzen, um beliebigen Code auszuführen, erweiterte Berechtigungen zu erlangen, Speicherbeschädigungen zu verursachen, Sicherheitsmaßnahmen zu umgehen und aus der Sandbox auszubrechen, vertrauliche Informationen offenzulegen, Daten zu manipulieren und Denial-of-Service-Zustände auszulösen.
Betroffene Betriebssysteme: - Sonstiges - UNIX - Windows
CVE-2026-12289
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12290
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12291
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12292
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12293
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12294
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12295
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12296
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12297
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12298
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12299
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12300
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12301
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12302
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12303
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12304
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12305
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12306
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12307
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12308
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12309
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12310
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12311
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12312
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12313
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12314
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12315
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12316
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12317
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12318
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12319
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12320
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12321
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12322
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12323
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12324
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12325
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12326
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12327
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12328
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12329
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
CVE-2026-12330
Affected products
Product Identifier Version Remediation
Mozilla Firefox ESR <140.12
Mozilla / Firefox ESR
 <140.12
Mozilla Firefox <152
Mozilla / Firefox
 <152
Mozilla Thunderbird <140.12
Mozilla / Thunderbird
 <140.12
Mozilla Thunderbird <152
Mozilla / Thunderbird
 <152
Mozilla Firefox ESR <115.37
Mozilla / Firefox ESR
 <115.37
References
To clipboard 

{
  "document": {
    "aggregate_severity": {
      "text": "hoch"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "Firefox ist ein Open Source Web Browser.\r\nFirefox ist ein Open Source Web Browser. \r\nESR ist die Variante mit verl\u00e4ngertem Support.\r\nThunderbird ist ein Open Source E-Mail Client.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein Angreifer kann mehrere Schwachstellen in Mozilla Firefox, Mozilla Firefox ESR und Mozilla Thunderbird ausnutzen, um beliebigen Code auszuf\u00fchren, erweiterte Berechtigungen zu erlangen, Speicherbesch\u00e4digungen zu verursachen, Sicherheitsma\u00dfnahmen zu umgehen und aus der Sandbox auszubrechen, vertrauliche Informationen offenzulegen, Daten zu manipulieren und Denial-of-Service-Zust\u00e4nde auszul\u00f6sen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Sonstiges\n- UNIX\n- Windows",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2026-1959 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1959.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2026-1959 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1959"
      },
      {
        "category": "external",
        "summary": "Mozilla Security Advisory mfsa2026-57 vom 2026-06-16",
        "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2026-57/"
      },
      {
        "category": "external",
        "summary": "Mozilla Security Advisory mfsa2026-57 vom 2026-06-16",
        "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2026-57/"
      },
      {
        "category": "external",
        "summary": "Mozilla Security Advisory mfsa2026-58 vom 2026-06-16",
        "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2026-58/"
      },
      {
        "category": "external",
        "summary": "Mozilla Security Advisory mfsa2026-59 vom 2026-06-16",
        "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2026-59/"
      },
      {
        "category": "external",
        "summary": "Mozilla Security Advisory mfsa2026-60 vom 2026-06-16",
        "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2026-60/"
      },
      {
        "category": "external",
        "summary": "Mozilla Security Advisory mfsa2026-61 vom 2026-06-16",
        "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2026-61/"
      }
    ],
    "source_lang": "en-US",
    "title": "Mozilla Firefox, Firefox ESR und Thunderbird: Mehrere Schwachstellen",
    "tracking": {
      "current_release_date": "2026-06-16T22:00:00.000+00:00",
      "generator": {
        "date": "2026-06-17T09:54:58.616+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.6.0"
        }
      },
      "id": "WID-SEC-W-2026-1959",
      "initial_release_date": "2026-06-16T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2026-06-16T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c152",
                "product": {
                  "name": "Mozilla Firefox \u003c152",
                  "product_id": "T055508"
                }
              },
              {
                "category": "product_version",
                "name": "152",
                "product": {
                  "name": "Mozilla Firefox 152",
                  "product_id": "T055508-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:mozilla:firefox:152"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Firefox"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c140.12",
                "product": {
                  "name": "Mozilla Firefox ESR \u003c140.12",
                  "product_id": "T055509"
                }
              },
              {
                "category": "product_version",
                "name": "140.12",
                "product": {
                  "name": "Mozilla Firefox ESR 140.12",
                  "product_id": "T055509-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:mozilla:firefox_esr:140.12"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003c115.37",
                "product": {
                  "name": "Mozilla Firefox ESR \u003c115.37",
                  "product_id": "T055510"
                }
              },
              {
                "category": "product_version",
                "name": "115.37",
                "product": {
                  "name": "Mozilla Firefox ESR 115.37",
                  "product_id": "T055510-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:mozilla:firefox_esr:115.37"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Firefox ESR"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c152",
                "product": {
                  "name": "Mozilla Thunderbird \u003c152",
                  "product_id": "T055511"
                }
              },
              {
                "category": "product_version",
                "name": "152",
                "product": {
                  "name": "Mozilla Thunderbird 152",
                  "product_id": "T055511-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:mozilla:thunderbird:152"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003c140.12",
                "product": {
                  "name": "Mozilla Thunderbird \u003c140.12",
                  "product_id": "T055512"
                }
              },
              {
                "category": "product_version",
                "name": "140.12",
                "product": {
                  "name": "Mozilla Thunderbird 140.12",
                  "product_id": "T055512-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:mozilla:thunderbird:140.12"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Thunderbird"
          }
        ],
        "category": "vendor",
        "name": "Mozilla"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-12289",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12289"
    },
    {
      "cve": "CVE-2026-12290",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12290"
    },
    {
      "cve": "CVE-2026-12291",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12291"
    },
    {
      "cve": "CVE-2026-12292",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12292"
    },
    {
      "cve": "CVE-2026-12293",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12293"
    },
    {
      "cve": "CVE-2026-12294",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12294"
    },
    {
      "cve": "CVE-2026-12295",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12295"
    },
    {
      "cve": "CVE-2026-12296",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12296"
    },
    {
      "cve": "CVE-2026-12297",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12297"
    },
    {
      "cve": "CVE-2026-12298",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12298"
    },
    {
      "cve": "CVE-2026-12299",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12299"
    },
    {
      "cve": "CVE-2026-12300",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12300"
    },
    {
      "cve": "CVE-2026-12301",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12301"
    },
    {
      "cve": "CVE-2026-12302",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12302"
    },
    {
      "cve": "CVE-2026-12303",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12303"
    },
    {
      "cve": "CVE-2026-12304",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12304"
    },
    {
      "cve": "CVE-2026-12305",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12305"
    },
    {
      "cve": "CVE-2026-12306",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12306"
    },
    {
      "cve": "CVE-2026-12307",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12307"
    },
    {
      "cve": "CVE-2026-12308",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12308"
    },
    {
      "cve": "CVE-2026-12309",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12309"
    },
    {
      "cve": "CVE-2026-12310",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12310"
    },
    {
      "cve": "CVE-2026-12311",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12311"
    },
    {
      "cve": "CVE-2026-12312",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12312"
    },
    {
      "cve": "CVE-2026-12313",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12313"
    },
    {
      "cve": "CVE-2026-12314",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12314"
    },
    {
      "cve": "CVE-2026-12315",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12315"
    },
    {
      "cve": "CVE-2026-12316",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12316"
    },
    {
      "cve": "CVE-2026-12317",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12317"
    },
    {
      "cve": "CVE-2026-12318",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12318"
    },
    {
      "cve": "CVE-2026-12319",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12319"
    },
    {
      "cve": "CVE-2026-12320",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12320"
    },
    {
      "cve": "CVE-2026-12321",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12321"
    },
    {
      "cve": "CVE-2026-12322",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12322"
    },
    {
      "cve": "CVE-2026-12323",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12323"
    },
    {
      "cve": "CVE-2026-12324",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12324"
    },
    {
      "cve": "CVE-2026-12325",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12325"
    },
    {
      "cve": "CVE-2026-12326",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12326"
    },
    {
      "cve": "CVE-2026-12327",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12327"
    },
    {
      "cve": "CVE-2026-12328",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12328"
    },
    {
      "cve": "CVE-2026-12329",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12329"
    },
    {
      "cve": "CVE-2026-12330",
      "product_status": {
        "known_affected": [
          "T055509",
          "T055508",
          "T055512",
          "T055511",
          "T055510"
        ]
      },
      "release_date": "2026-06-16T22:00:00.000+00:00",
      "title": "CVE-2026-12330"
    }
  ]
}


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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.