FKIE_CVE-2026-49261

Vulnerability from fkie_nvd - Published: 2026-06-11 18:16 - Updated: 2026-06-17 14:35
Severity
10.0 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
MariaDB server is a community developed fork of MySQL server. Versions 10.6.1 through 10.6.26, 10.11.1 through 10.11.17, 11.4.1 through 11.4.11, 11.8.1 through 11.8.7, and 12.3.1 with `wsrep_notify_cmd` enabled would execute shell commands embedded in the name of the joiner node. This is fixed in 10.6.27, 10.11.18, 11.4.12, 11.8.8, and 12.3.2. As a workaround, anyone who cannot upgrade now should disable `wsrep_notify_cmd`.
References
security-advisories@github.comhttps://github.com/MariaDB/server/security/advisories/GHSA-3p3m-4x7c-p4pwVendor Advisory
security-advisories@github.comhttps://jira.mariadb.org/browse/MDEV-39721Issue Tracking
Impacted products
Vendor Product Version
mariadb mariadb *
mariadb mariadb *
mariadb mariadb *
mariadb mariadb *
mariadb mariadb 12.3.1
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "server",
          "vendor": "MariaDB",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e= 10.6.1, \u003c 10.6.27"
            },
            {
              "status": "affected",
              "version": "\u003e= 10.11.1, \u003c 10.11.18"
            },
            {
              "status": "affected",
              "version": "\u003e= 11.4.1, \u003c 11.4.12"
            },
            {
              "status": "affected",
              "version": "\u003e= 11.8.1, \u003c 11.8.8"
            },
            {
              "status": "affected",
              "version": "= 12.3.1"
            }
          ]
        }
      ],
      "source": "security-advisories@github.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "6026522E-017A-443D-A9FD-1B2EF7EAA831",
              "versionEndExcluding": "10.6.27",
              "versionStartIncluding": "10.6.1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "62E23067-363A-462C-90C0-5A794F39CCB8",
              "versionEndExcluding": "10.11.18",
              "versionStartIncluding": "10.11.1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "DA375E93-AD33-44B6-94A4-534B19D25E2E",
              "versionEndExcluding": "11.4.12",
              "versionStartIncluding": "11.4.1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "70A1D901-D520-41DC-B74B-11C5E27D3CF7",
              "versionEndExcluding": "11.8.8",
              "versionStartIncluding": "11.8.1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mariadb:mariadb:12.3.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "57DFA226-8D97-4A19-8A62-426042F5416D",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "MariaDB server is a community developed fork of MySQL server. Versions 10.6.1 through 10.6.26, 10.11.1 through 10.11.17, 11.4.1 through 11.4.11, 11.8.1 through 11.8.7, and 12.3.1 with  `wsrep_notify_cmd` enabled would execute shell commands embedded in the name of the joiner node. This is fixed in 10.6.27, 10.11.18, 11.4.12, 11.8.8, and 12.3.2. As a workaround, anyone who cannot upgrade now should disable `wsrep_notify_cmd`."
    }
  ],
  "id": "CVE-2026-49261",
  "lastModified": "2026-06-17T14:35:18.060",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 10.0,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 6.0,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-49261",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-06-11T00:00:00+00:00",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-06-11T18:16:26.553",
  "references": [
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://github.com/MariaDB/server/security/advisories/GHSA-3p3m-4x7c-p4pw"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Issue Tracking"
      ],
      "url": "https://jira.mariadb.org/browse/MDEV-39721"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-78"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    }
  ]
}


Log in or create an account to share your comment.




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.