CVEvulnerability
CVE-2026-75003
9.8 CRITICAL
Official page ↗
- Status
- Analyzed
- Published
- 2026-08-17
- Last modified
- 2026-09-10
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.8 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-669
Description
In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, an unclosed url() in a FuncIRI attribute of an SVG image could evade the remote image blocking, which may lead to information disclosure or privilege escalation.
Affected configurations
• roundcube webmail (>= 1.6.0 < 1.6.18)
• roundcube webmail (>= 1.7.0 < 1.7.3)
Related
Weakness · CWE (1)
- CWE-669 Incorrect Resource Transfer Between Spheres weakness
References
- https://github.com/roundcube/roundcubemail/commit/1cebea03474305d9f75a9a33d30880d290b5591b Patch
- https://github.com/roundcube/roundcubemail/commit/440277c32e6d84f3d116153af1cc8454361a8a56 Patch
- https://github.com/roundcube/roundcubemail/releases/tag/1.6.18 Release Notes
- https://github.com/roundcube/roundcubemail/releases/tag/1.7.3 Release Notes
- https://roundcube.net/news/2026/08/09/security-updates-1.6.18-and-1.7.3 Vendor Advisory