{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "fixed": "1.5.13"
              },
              {
                "introduced": "1.6"
              },
              {
                "fixed": "1.6.13"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "c15f5dbf093a497e19a749b20e7f8fb5a9c24cde"
            },
            {
              "introduced": "993b888afe29c383bf45c84f17090f4db96367ba"
            },
            {
              "fixed": "53d75d5dfebef235a344d476b900c20c12d52b01"
            },
            {
              "fixed": "1f4c3a5af5033747f9685a8a395dbd8228d19816"
            },
            {
              "fixed": "2b5625f1d2ef7e050fd1ae481b2a52dc35466447"
            },
            {
              "fixed": "5a3315cce587e0be58335d11ff9a5571c90494a5"
            },
            {
              "fixed": "bf89cbaa5897d8ad62e8057d9a3f6babb90b7954"
            }
          ],
          "repo": "https://github.com/roundcube/roundcubemail",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "Roundcube Webmail before 1.5.13 and 1.6 before 1.6.13 allows Cascading Style Sheets (CSS) injection, e.g., because comments are mishandled.",
  "id": "CVE-2026-26079",
  "modified": "2026-04-01T23:08:51.504658677Z",
  "published": "2026-02-11T05:16:28.650Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/roundcube/roundcubemail/releases/tag/1.5.13"
    },
    {
      "type": "WEB",
      "url": "https://github.com/roundcube/roundcubemail/releases/tag/1.6.13"
    },
    {
      "type": "WEB",
      "url": "https://roundcube.net/news/2026/02/08/security-updates-1.6.13-and-1.5.13"
    },
    {
      "type": "FIX",
      "url": "https://github.com/roundcube/roundcubemail/commit/5a3315cce587e0be58335d11ff9a5571c90494a5"
    },
    {
      "type": "FIX",
      "url": "https://github.com/roundcube/roundcubemail/commit/bf89cbaa5897d8ad62e8057d9a3f6babb90b7954"
    },
    {
      "type": "FIX",
      "url": "https://github.com/roundcube/roundcubemail/commit/c15f5dbf093a497e19a749b20e7f8fb5a9c24cde"
    },
    {
      "type": "FIX",
      "url": "https://github.com/roundcube/roundcubemail/commit/1f4c3a5af5033747f9685a8a395dbd8228d19816"
    },
    {
      "type": "FIX",
      "url": "https://github.com/roundcube/roundcubemail/commit/2b5625f1d2ef7e050fd1ae481b2a52dc35466447"
    },
    {
      "type": "FIX",
      "url": "https://github.com/roundcube/roundcubemail/commit/53d75d5dfebef235a344d476b900c20c12d52b01"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}