Common Weakness Enumeration

CWE-669

Allowed-with-Review

Incorrect Resource Transfer Between Spheres

Abstraction: Class · Status: Draft

The product does not properly transfer a resource/behavior to another sphere, or improperly imports a resource/behavior from another sphere, in a manner that provides unintended control over that resource.

191 vulnerabilities reference this CWE, most recent first.

GHSA-XX87-33V7-6X23

Vulnerability from github – Published: 2026-05-26 13:30 – Updated: 2026-05-26 13:30

Details

In Roundcube Webmail 1.6.x before 1.6.16 and 1.7.x before 1.7.1, the remote image blocking feature can be bypassed via a crafted CSS var() value in an e-mail message, which may lead to information disclosure or access-control bypass.

Severity

6.5 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

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{
  "affected": [],
  "aliases": [
    "CVE-2026-48846"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-669"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-25T20:16:37Z",
    "severity": "MODERATE"
  },
  "details": "In Roundcube Webmail 1.6.x before 1.6.16 and 1.7.x before 1.7.1, the remote image blocking feature can be bypassed via a crafted CSS var() value in an e-mail message, which may lead to information disclosure or access-control bypass.",
  "id": "GHSA-xx87-33v7-6x23",
  "modified": "2026-05-26T13:30:49Z",
  "published": "2026-05-26T13:30:49Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-48846"
    },
    {
      "type": "WEB",
      "url": "https://github.com/roundcube/roundcubemail/commit/59cca80908a61e662c5f81741449e9aeb91e8abe"
    },
    {
      "type": "WEB",
      "url": "https://github.com/roundcube/roundcubemail/commit/852350486b88b35b8544e8a630fad89e99e2150a"
    },
    {
      "type": "WEB",
      "url": "https://github.com/roundcube/roundcubemail/releases/tag/1.6.16"
    },
    {
      "type": "WEB",
      "url": "https://github.com/roundcube/roundcubemail/releases/tag/1.7.1"
    },
    {
      "type": "WEB",
      "url": "https://roundcube.net/news/2026/05/24/security-updates-1.6.16-and-1.7.1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}

No mitigation information available for this CWE.

No CAPEC attack patterns related to this CWE.

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