CVE-2026-62644
MEDIUM
6.4
CVSS 3.1
Description
In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, the password plugin of the Roundcube Webmail was subject to username spoofing via session data, which could lead to account takeover.
Metadata
Severity & Metrics
6.4
MEDIUM CVSS 3.1
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N
SSVC — CISA Coordinator
Affected products (1)
| Vendor | Product | Platform | Versions |
|---|---|---|---|
| Roundcube | Webmail | — | 1.6.0 < 1.6.17, 1.7.0 < 1.7.2 |
Weakness (CWE)
| CWE | Source | Description |
|---|---|---|
| CWE-290 | cna | CWE-290 Authentication Bypass by Spoofing |
CVSS scores (1)
| Score | Severity | Version | Source | Vector |
|---|---|---|---|---|
| 6.4 | MEDIUM | 3.1 | cna | CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N |
References (7)
- https://roundcube.net/news/2026/07/05/security-updates-1.6.17-and-1.7.2
- https://github.com/roundcube/roundcubemail/releases/tag/1.7.2
- https://github.com/roundcube/roundcubemail/commit/7414fef51cd2407d39faab99680763f10ed5231d
- https://github.com/roundcube/roundcubemail/commit/9a96c20d8c7c9135876b68bebd6960af3ee60923
- https://github.com/roundcube/roundcubemail/releases/tag/1.6.17
- https://github.com/roundcube/roundcubemail/commit/83150ce04d689a70f92d511bcae40adba8d55476
- https://github.com/roundcube/roundcubemail/commit/5cdc6a48b40beabff7f0bf5d9035f4491e877e4c