UnratedFix available

DEBIAN-CVE-2026-62643

Type: advisorySource: OSV1 source record

In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, insufficient Cascading Style Sheets (CSS) sanitization in HTML e-mail messages may lead to SSRF or Information Disclosure, e.g., if stylesheet links point to local network hosts. NOTE: this issue exists because of insufficient fixes for CVE-2026-35540 and CVE-2026-48843.

Announced 14 Jul 2026Group revision 1

Original source ↗

DEBIAN-CVE-2026-62643

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:DEBIAN-CVE-2026-62643

roundcube

Source reference: /affected/0/package/name

Affected versions: 1.6.1+dfsg-1
Source reference: /affected/0/versions
1.6.2+dfsg-1
Source reference: /affected/0/versions
1.6.3+dfsg-1
Source reference: /affected/0/versions
1.6.3+dfsg-1~deb12u1
Source reference: /affected/0/versions
1.6.3+dfsg-2
Source reference: /affected/0/versions
1.6.4+dfsg-1
Source reference: /affected/0/versions
1.6.4+dfsg-1~deb12u1
Source reference: /affected/0/versions
1.6.5+dfsg-1
Source reference: /affected/0/versions
1.6.5+dfsg-1+deb12u2
Source reference: /affected/0/versions
1.6.5+dfsg-1+deb12u3
Source reference: /affected/0/versions
1.6.5+dfsg-1+deb12u4
Source reference: /affected/0/versions
1.6.5+dfsg-1+deb12u5
Source reference: /affected/0/versions
1.6.5+dfsg-1+deb12u6
Source reference: /affected/0/versions
1.6.5+dfsg-1+deb12u7
Source reference: /affected/0/versions
1.6.5+dfsg-1+deb12u8
Source reference: /affected/0/versions
1.6.5+dfsg-1+deb12u9
Source reference: /affected/0/versions
1.6.5+dfsg-1~deb12u1
Source reference: /affected/0/versions
Fixed versions: 1.6.5+dfsg-1+deb12u10
Source reference: /affected/0/ranges
Prerequisites: Not stated in this record

roundcube

Source reference: /affected/1/package/name

Affected versions: 1.6.11+dfsg-1
Source reference: /affected/1/versions
1.6.12+dfsg-0+deb13u1
Source reference: /affected/1/versions
1.6.12+dfsg-1
Source reference: /affected/1/versions
1.6.13+dfsg-0+deb13u1
Source reference: /affected/1/versions
1.6.13+dfsg-1
Source reference: /affected/1/versions
1.6.14+dfsg-1
Source reference: /affected/1/versions
1.6.15+dfsg-0+deb13u1
Source reference: /affected/1/versions
1.6.15+dfsg-1
Source reference: /affected/1/versions
1.6.16+dfsg-0+deb13u1
Source reference: /affected/1/versions
1.6.16+dfsg-1
Source reference: /affected/1/versions
Fixed versions: 1.6.17+dfsg-0+deb13u1
Source reference: /affected/1/ranges
Prerequisites: Not stated in this record

roundcube

Source reference: /affected/2/package/name

Affected versions: 1.6.11+dfsg-1
Source reference: /affected/2/versions
1.6.12+dfsg-1
Source reference: /affected/2/versions
1.6.13+dfsg-1
Source reference: /affected/2/versions
1.6.14+dfsg-1
Source reference: /affected/2/versions
1.6.15+dfsg-1
Source reference: /affected/2/versions
1.6.16+dfsg-1
Source reference: /affected/2/versions
Fixed versions: 1.6.17+dfsg-1
Source reference: /affected/2/ranges
Prerequisites: Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "1.6.5+dfsg-1+deb12u10"
          }
        ]
      }
    ],
    "package": {
      "name": "roundcube",
      "purl": "pkg:deb/debian/roundcube?arch=source&distro=bookworm",
      "ecosystem": "Debian:12"
    },
    "versions": [
      "1.6.1+dfsg-1",
      "1.6.2+dfsg-1",
      "1.6.3+dfsg-1",
      "1.6.3+dfsg-1~deb12u1",
      "1.6.3+dfsg-2",
      "1.6.4+dfsg-1",
      "1.6.4+dfsg-1~deb12u1",
      "1.6.5+dfsg-1",
      "1.6.5+dfsg-1+deb12u2",
      "1.6.5+dfsg-1+deb12u3",
      "1.6.5+dfsg-1+deb12u4",
      "1.6.5+dfsg-1+deb12u5",
      "1.6.5+dfsg-1+deb12u6",
      "1.6.5+dfsg-1+deb12u7",
      "1.6.5+dfsg-1+deb12u8",
      "1.6.5+dfsg-1+deb12u9",
      "1.6.5+dfsg-1~deb12u1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-62643.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "1.6.17+dfsg-0+deb13u1"
          }
        ]
      }
    ],
    "package": {
      "name": "roundcube",
      "purl": "pkg:deb/debian/roundcube?arch=source&distro=trixie",
      "ecosystem": "Debian:13"
    },
    "versions": [
      "1.6.11+dfsg-1",
      "1.6.12+dfsg-0+deb13u1",
      "1.6.12+dfsg-1",
      "1.6.13+dfsg-0+deb13u1",
      "1.6.13+dfsg-1",
      "1.6.14+dfsg-1",
      "1.6.15+dfsg-0+deb13u1",
      "1.6.15+dfsg-1",
      "1.6.16+dfsg-0+deb13u1",
      "1.6.16+dfsg-1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-62643.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "1.6.17+dfsg-1"
          }
        ]
      }
    ],
    "package": {
      "name": "roundcube",
      "purl": "pkg:deb/debian/roundcube?arch=source&distro=forky",
      "ecosystem": "Debian:14"
    },
    "versions": [
      "1.6.11+dfsg-1",
      "1.6.12+dfsg-1",
      "1.6.13+dfsg-1",
      "1.6.14+dfsg-1",
      "1.6.15+dfsg-1",
      "1.6.16+dfsg-1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-62643.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  }
]

Publisher severity

No explicit severity was provided.

Event: #57366 · Revision 1
Added to Heist Feed: Sun, 25 Oct 2026 17:13:31 GMT
Publisher date: Tue, 14 Jul 2026 16:17:04 GMT

Read the original announcement

Revision history

25 Oct 2026DEBIAN-CVE-2026-62643 · Revision 1Source updated