{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability in the web UI of Cisco Unity Connection Web Inbox could allow an unauthenticated, remote attacker to conduct SSRF attacks through an affected device.\r\n\r\nThis vulnerability is due to improper input validation for specific HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to send arbitrary network requests that are sourced from the affected device."
    }
  ],
  "id": "CVE-2026-20035",
  "lastModified": "2026-05-06T18:59:53.230",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.2,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.7,
        "source": "psirt@cisco.com",
        "type": "Primary"
      }
    ]
  },
  "published": "2026-05-06T17:16:20.280",
  "references": [
    {
      "source": "psirt@cisco.com",
      "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-unity-rce-ssrf-hENhuASy"
    }
  ],
  "sourceIdentifier": "psirt@cisco.com",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-918"
        }
      ],
      "source": "psirt@cisco.com",
      "type": "Primary"
    }
  ]
}

{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Unity Connection versions ant\u00e9rieures \u00e0 14SU5",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Cisco",
          "scada": false
        }
      }
    },
    {
      "description": "NSO versions ant\u00e9rieures \u00e0 6.4.1.3",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Cisco",
          "scada": false
        }
      }
    },
    {
      "description": "Unity Connection versions 15.0 ant\u00e9rieures \u00e0 15SU4",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Cisco",
          "scada": false
        }
      }
    },
    {
      "description": "SG350 et SG350X toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Cisco",
          "scada": false
        }
      }
    },
    {
      "description": "CNC versions ant\u00e9rieures \u00e0 7.2",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Cisco",
          "scada": false
        }
      }
    },
    {
      "description": "IoT Field Network Director versions ant\u00e9rieures \u00e0 5.0.0-117",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Cisco",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": "L\u0027\u00e9diteur indique que les appareils SG350 et SG350X ne sont plus support\u00e9s et ne recevront pas de correctif, mais propose une mesure de contournement pour la vuln\u00e9rabilit\u00e9 CVE-2026-20185.",
  "content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
  "cves": [
    {
      "name": "CVE-2026-20188",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-20188"
    },
    {
      "name": "CVE-2026-20034",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-20034"
    },
    {
      "name": "CVE-2026-20035",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-20035"
    },
    {
      "name": "CVE-2026-20167",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-20167"
    },
    {
      "name": "CVE-2026-20169",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-20169"
    },
    {
      "name": "CVE-2026-20185",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-20185"
    },
    {
      "name": "CVE-2026-20168",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-20168"
    }
  ],
  "initial_release_date": "2026-05-07T00:00:00",
  "last_revision_date": "2026-05-07T00:00:00",
  "links": [],
  "reference": "CERTFR-2026-AVI-0544",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2026-05-07T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "D\u00e9ni de service \u00e0 distance"
    },
    {
      "description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
    },
    {
      "description": "Falsification de requ\u00eates c\u00f4t\u00e9 serveur (SSRF)"
    },
    {
      "description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
    }
  ],
  "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans les produits Cisco. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer une ex\u00e9cution de code arbitraire \u00e0 distance, un d\u00e9ni de service \u00e0 distance et une falsification de requ\u00eates c\u00f4t\u00e9 serveur (SSRF).",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans les produits Cisco",
  "vendor_advisories": [
    {
      "published_at": "2026-05-06",
      "title": "Bulletin de s\u00e9curit\u00e9 Cisco cisco-sa-nso-dos-7Egqyc",
      "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nso-dos-7Egqyc"
    },
    {
      "published_at": "2026-05-06",
      "title": "Bulletin de s\u00e9curit\u00e9 Cisco cisco-sa-unity-rce-ssrf-hENhuASy",
      "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-unity-rce-ssrf-hENhuASy"
    },
    {
      "published_at": "2026-05-06",
      "title": "Bulletin de s\u00e9curit\u00e9 Cisco cisco-sa-sg350-snmp-dos-GEFZr2Tj",
      "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sg350-snmp-dos-GEFZr2Tj"
    },
    {
      "published_at": "2026-05-06",
      "title": "Bulletin de s\u00e9curit\u00e9 Cisco cisco-sa-iot-fnd-dos-n8N26Q4u",
      "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iot-fnd-dos-n8N26Q4u"
    }
  ]
}

{
  "document": {
    "acknowledgments": [
      {
        "summary": "Cisco would like to thank security researcher Jahmel Harris of NATO Cyber Security Centre (NCSC) for reporting these vulnerabilities."
      }
    ],
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "notes": [
      {
        "category": "summary",
        "text": "Multiple vulnerabilities in Cisco Unity Connection could allow a remote attacker to execute arbitrary code on or conduct server-side request forgery (SSRF) attacks through an affected device.\r\n\r\nFor more information about these vulnerabilities, see the Details [\"#details\"] section of this advisory.\r\n\r\nCisco has released software updates that address these vulnerabilities. There are no workarounds that address these vulnerabilities.\r\n\r\n",
        "title": "Summary"
      },
      {
        "category": "general",
        "text": "CVE-2026-20034: This vulnerability affects Cisco Unity Connection, regardless of device configuration.\r\n\r\nCVE-2026-20035: This vulnerability affects Cisco Unity Connection if Web Inbox is enabled. Web Inbox is enabled by default.\r\n\r\nFor information about which Cisco software releases are vulnerable, see the Fixed Software [\"#fs\"] section of this advisory.\r\n\r\nDetermine Whether Web Inbox Is Enabled\r\n\r\nTo determine whether Web Inbox is enabled, complete the following steps:\r\n\r\nConnect to the Cisco Unity Connection Administration interface and choose Class of Service.\r\nChoose the predefined class of service Voice Mail User COS or a custom class of service.\r\nIn the Licensed Features section, scroll down to Allow Users to Use the Web Inbox and RSS Feeds.\r\n\r\nIf the Allow Users to Use the Web Inbox and RSS Feeds box is checked, the feature is enabled.",
        "title": "Vulnerable Products"
      },
      {
        "category": "general",
        "text": "Only products listed in the Vulnerable Products [\"#vp\"] section of this advisory are known to be affected by these vulnerabilities.",
        "title": "Products Confirmed Not Vulnerable"
      },
      {
        "category": "general",
        "text": "The vulnerabilities are not dependent on one another. Exploitation of one of the vulnerabilities is not required to exploit the other vulnerability. In addition, a software release that is affected by one of the vulnerabilities may not be affected by the other vulnerability.\r\n\r\nDetails about the vulnerabilities are as follows:\r\n\r\nCVE-2026-20034: Cisco Unity Connection Remote Code Execution Vulnerability\r\n\r\nA vulnerability in the web-based management interface of Cisco Unity Connection could allow an authenticated, remote attacker to execute arbitrary code on an affected device.\r\n\r\nThis vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by submitting a crafted API request. A successful exploit could allow the attacker to execute arbitrary code as root, possibly resulting in the complete compromise of a targeted device. To exploit this vulnerability, the attacker must have valid user credentials on the affected device.\r\n\r\nCisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.\r\n\r\nBug ID(s): CSCwq36774 [\"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwq36774\"]\r\nCVE ID: CVE-2026-20034\r\nSecurity Impact Rating (SIR): High\r\nCVSS Base Score: 8.8\r\nCVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\r\n\r\nCVE-2026-20035: Cisco Unity Connection SSRF Vulnerability\r\n\r\nA vulnerability in the web UI of Cisco Unity Connection Web Inbox could allow an unauthenticated, remote attacker to conduct SSRF attacks through an affected device.\r\n\r\nThis vulnerability is due to improper input validation for specific HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to send arbitrary network requests that are sourced from the affected device.\r\n\r\nCisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.\r\n\r\nBug ID(s): CSCwq36834 [\"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwq36834\"]\r\nCVE ID: CVE-2026-20035\r\nSecurity Impact Rating (SIR): High\r\nCVSS Base Score: 7.2\r\nCVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N",
        "title": "Details"
      },
      {
        "category": "general",
        "text": "There are no workarounds that address these vulnerabilities.",
        "title": "Workarounds"
      },
      {
        "category": "general",
        "text": "Cisco considers any workarounds and mitigations (if applicable) to be temporary solutions until an upgrade to a fixed software release is available. To fully remediate these vulnerabilities and avoid future exposure as described in this advisory, Cisco strongly recommends that customers upgrade to the fixed software indicated in this advisory.\r\n      Fixed Releases\r\nIn the following table, the left column lists Cisco software releases. The right column indicates whether a release is affected by the vulnerabilities that are described in this advisory and the first release that includes the fix for these vulnerabilities. Customers are advised to upgrade to an appropriate fixed software release [\"https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html#fixes\"] as indicated in this section.\r\n        Cisco Unity Connection Release  First Fixed Release          12.5 and earlier  Migrate to a fixed release.      14.0  14SU5      15.0  15SU4 or apply patch file:1\r\nciscocm.cuc.V15_CSCwq36774-CSCwq36834_C0277-1.zip [\"https://software.cisco.com/download/home/286331949/type/286319537/release/COP-Files\"]\r\n1. Patches are version-specific. Consult the README attached to the patch for details.\r\nThe Cisco Product Security Incident Response Team (PSIRT) validates only the affected and fixed release information that is documented in this advisory.",
        "title": "Fixed Software"
      },
      {
        "category": "general",
        "text": "To learn about Cisco security vulnerability disclosure policies and publications, see the Security Vulnerability Policy [\"http://www.cisco.com/web/about/security/psirt/security_vulnerability_policy.html\"]. This document also contains instructions for obtaining fixed software and receiving security vulnerability information from Cisco.",
        "title": "Vulnerability Policy"
      },
      {
        "category": "general",
        "text": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory.",
        "title": "Exploitation and Public Announcements"
      },
      {
        "category": "general",
        "text": "Cisco would like to thank security researcher Jahmel Harris of NATO Cyber Security Centre (NCSC) for reporting these vulnerabilities.",
        "title": "Source"
      },
      {
        "category": "legal_disclaimer",
        "text": "SOFTWARE DOWNLOADS AND TECHNICAL SUPPORT\r\n\r\nThe Cisco Support and Downloads [\"https://www.cisco.com/c/en/us/support/index.html\"] page on Cisco.com provides information about licensing and downloads. This page can also display customer device support coverage for customers who use the My Devices tool. Please note that customers may download only software that was procured from Cisco directly or through a Cisco authorized reseller or partner and for which the license is still valid.\r\n\r\nCustomers who purchase directly from Cisco but do not hold a Cisco service contract and customers who make purchases through third-party vendors but are unsuccessful in obtaining fixed software through their point of sale should obtain upgrades by contacting the Cisco Technical Assistance Center (TAC) [\"https://www.cisco.com/c/en/us/support/web/tsd-cisco-worldwide-contacts.html\"]. Customers should have the product serial number available and be prepared to provide the URL of this advisory as evidence of entitlement to a free upgrade.\r\n\r\nWhen considering software upgrades [\"https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html#fixes\"], customers are advised to regularly consult the advisories [\"https://www.cisco.com/go/psirt\"] for the relevant Cisco products to determine exposure and a complete upgrade solution. In all cases, customers should ensure that the devices to be upgraded contain sufficient memory and confirm that current hardware and software configurations will continue to be supported properly by the new release. If the information is not clear, customers are advised to contact the Cisco Technical Assistance Center (TAC) [\"https://www.cisco.com/c/en/us/support/web/tsd-cisco-worldwide-contacts.html\"] or their contracted maintenance providers.\r\n    LEGAL DISCLAIMER DETAILS\r\n\r\nCISCO DOES NOT MAKE ANY EXPRESS OR IMPLIED GUARANTEES OR WARRANTIES OF ANY KIND, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. WITHOUT LIMITING THE GENERALITY OF THE FOREGOING, CISCO DOES NOT GUARANTEE THE ACCURACY OR COMPLETENESS OF THIS INFORMATION. THIS DOCUMENT IS PROVIDED ON AN \"AS IS\" BASIS. YOUR USE OF THE INFORMATION ON THE DOCUMENT OR MATERIALS LINKED FROM THE DOCUMENT IS AT YOUR OWN RISK. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE THIS DOCUMENT AT ANY TIME.\r\n\r\nCopies or summaries of the information contained in this Security Advisory may lack important information or contain factual errors. Customers are advised to visit the Cisco Security Advisories [\"https://www.cisco.com/go/psirt\"] page for the most recent version of this Security Advisory. The Cisco Product Security Incident Response Team (PSIRT) assesses only the affected and fixed release information that is documented in this advisory. See the Cisco Security Vulnerability Policy [\"https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html#fixes\"] for more information.",
        "title": "Legal Disclaimer"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "psirt@cisco.com",
      "issuing_authority": "Cisco PSIRT",
      "name": "Cisco",
      "namespace": "https://wwww.cisco.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "Cisco Unity Connection Remote Code Execution and Server-Side Request Forgery Vulnerabilities",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-unity-rce-ssrf-hENhuASy"
      },
      {
        "category": "external",
        "summary": "Cisco Security Vulnerability Policy",
        "url": "https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html"
      },
      {
        "category": "external",
        "summary": "CSCwq36774",
        "url": "https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwq36774"
      },
      {
        "category": "external",
        "summary": "CSCwq36834",
        "url": "https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwq36834"
      },
      {
        "category": "external",
        "summary": "fixed software release",
        "url": "https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html#fixes"
      },
      {
        "category": "external",
        "summary": "ciscocm.cuc.V15_CSCwq36774-CSCwq36834_C0277-1.zip",
        "url": "https://software.cisco.com/download/home/286331949/type/286319537/release/COP-Files"
      },
      {
        "category": "external",
        "summary": "Security Vulnerability Policy",
        "url": "http://www.cisco.com/web/about/security/psirt/security_vulnerability_policy.html"
      },
      {
        "category": "external",
        "summary": "Cisco Support and Downloads",
        "url": "https://www.cisco.com/c/en/us/support/index.html"
      },
      {
        "category": "external",
        "summary": "Cisco Technical Assistance Center (TAC)",
        "url": "https://www.cisco.com/c/en/us/support/web/tsd-cisco-worldwide-contacts.html"
      },
      {
        "category": "external",
        "summary": "the advisories",
        "url": "https://www.cisco.com/go/psirt"
      }
    ],
    "title": "Cisco Unity Connection Remote Code Execution and Server-Side Request Forgery Vulnerabilities",
    "tracking": {
      "current_release_date": "2026-05-06T16:00:00+00:00",
      "generator": {
        "date": "2026-05-06T15:56:35+00:00",
        "engine": {
          "name": "TVCE"
        }
      },
      "id": "cisco-sa-unity-rce-ssrf-hENhuASy",
      "initial_release_date": "2026-05-06T16:00:00+00:00",
      "revision_history": [
        {
          "date": "2026-05-06T15:56:12+00:00",
          "number": "1.0.0",
          "summary": "Initial public release."
        }
      ],
      "status": "final",
      "version": "1.0.0"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_family",
            "name": "Cisco Unity Connection",
            "product": {
              "name": "Cisco Unity Connection ",
              "product_id": "CSAFPID-73608"
            }
          }
        ],
        "category": "vendor",
        "name": "Cisco"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-20034",
      "ids": [
        {
          "system_name": "Cisco Bug ID",
          "text": "CSCwq36774"
        }
      ],
      "notes": [
        {
          "category": "other",
          "text": "Complete.",
          "title": "Affected Product Comprehensiveness"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-73608"
        ]
      },
      "release_date": "2026-05-06T16:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Cisco has released software updates that address this vulnerability.",
          "product_ids": [
            "CSAFPID-73608"
          ],
          "url": "https://software.cisco.com"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-73608"
          ]
        }
      ],
      "title": "Cisco Unity Connection Remote Code Execution Vulnerability"
    },
    {
      "cve": "CVE-2026-20035",
      "ids": [
        {
          "system_name": "Cisco Bug ID",
          "text": "CSCwq36834"
        }
      ],
      "notes": [
        {
          "category": "other",
          "text": "Complete.",
          "title": "Affected Product Comprehensiveness"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-73608"
        ]
      },
      "release_date": "2026-05-06T16:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Cisco has released software updates that address this vulnerability.",
          "product_ids": [
            "CSAFPID-73608"
          ],
          "url": "https://software.cisco.com"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.2,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-73608"
          ]
        }
      ],
      "title": "Cisco Unity Connection Server-Side Request Forgery Vulnerability"
    }
  ]
}

{
  "affected": [],
  "aliases": [
    "CVE-2026-20035"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-918"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-06T17:16:20Z",
    "severity": "HIGH"
  },
  "details": "A vulnerability in the web UI of Cisco Unity Connection Web Inbox could allow an unauthenticated, remote attacker to conduct SSRF attacks through an affected device.\n\nThis vulnerability is due to improper input validation for specific HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to send arbitrary network requests that are sourced from the affected device.",
  "id": "GHSA-w7jh-xmq5-2m7v",
  "modified": "2026-05-06T18:30:31Z",
  "published": "2026-05-06T18:30:31Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-20035"
    },
    {
      "type": "WEB",
      "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-unity-rce-ssrf-hENhuASy"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}