FKIE_CVE-2026-62642

Vulnerability from fkie_nvd - Published: 2026-07-14 16:17 - Updated: 2026-07-14 18:18
Severity
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Summary
In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, an infinite loop was discovered in the TNEF decoder, which may lead to denial of service upon opening an email with a TNEF attachment.
References
cve@mitre.orghttps://github.com/roundcube/roundcubemail/commit/132ac8dd5a55c8466be12de1daf84355697ffa89
cve@mitre.orghttps://github.com/roundcube/roundcubemail/commit/877269c79359d959a94f13c9070cab0f3389c193
cve@mitre.orghttps://github.com/roundcube/roundcubemail/commit/a007321346380136b3de2bd75b486b04f63c0d38
cve@mitre.orghttps://github.com/roundcube/roundcubemail/commit/fb952956c6eaf29e963f1a718d028d66e7957ce0
cve@mitre.orghttps://github.com/roundcube/roundcubemail/releases/tag/1.6.17
cve@mitre.orghttps://github.com/roundcube/roundcubemail/releases/tag/1.7.2
cve@mitre.orghttps://roundcube.net/news/2026/07/05/security-updates-1.6.17-and-1.7.2
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Webmail",
          "vendor": "Roundcube",
          "versions": [
            {
              "lessThan": "1.6.17",
              "status": "affected",
              "version": "1.6.0",
              "versionType": "semver"
            },
            {
              "lessThan": "1.7.2",
              "status": "affected",
              "version": "1.7.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, an infinite loop was discovered in the TNEF decoder, which may lead to denial of service upon opening an email with a TNEF attachment."
    }
  ],
  "id": "CVE-2026-62642",
  "lastModified": "2026-07-14T18:18:47.140",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "cve@mitre.org",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-62642",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-07-14T17:17:53.646785Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-07-14T16:17:04.530",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/roundcube/roundcubemail/commit/132ac8dd5a55c8466be12de1daf84355697ffa89"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/roundcube/roundcubemail/commit/877269c79359d959a94f13c9070cab0f3389c193"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/roundcube/roundcubemail/commit/a007321346380136b3de2bd75b486b04f63c0d38"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/roundcube/roundcubemail/commit/fb952956c6eaf29e963f1a718d028d66e7957ce0"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/roundcube/roundcubemail/releases/tag/1.6.17"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/roundcube/roundcubemail/releases/tag/1.7.2"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://roundcube.net/news/2026/07/05/security-updates-1.6.17-and-1.7.2"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Received",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-835"
        }
      ],
      "source": "cve@mitre.org",
      "type": "Secondary"
    }
  ]
}



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