What’s Vulnerable › Vulnerabilities

CVE-2026-35541

• Severity: medium (CVSS 4.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-03 · updated 2026-07-24
• Weakness: CWE-843

Description

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Incorrect password comparison in the password plugin could lead to type confusion that allows a password change without knowing the old password.

Affected products

• Roundcube Webmail: before 1.5.14; from 1.6.0 before 1.6.14 — fixed in 1.5.14, 1.6.14

How to fix

Upgrade to a fixed version: Roundcube Webmail 1.5.14, 1.6.14. Check the vendor advisory for mitigations.

References

• https://github.com/roundcube/roundcubemail/commit/2e6a99b2a38110907ea8d3be8e59ec3d5802c394
• https://github.com/roundcube/roundcubemail/commit/6a275676a8043083c05c961914d830b79e2490d4
• https://github.com/roundcube/roundcubemail/commit/6fa2bddc59b9c9fd31cad4a9e2954a208d793dce
• https://github.com/roundcube/roundcubemail/releases/tag/1.5.14
• https://github.com/roundcube/roundcubemail/releases/tag/1.6.14
• https://github.com/roundcube/roundcubemail/releases/tag/1.7-rc5
• https://roundcube.net/news/2026/03/18/security-updates-1.7-rc5-1.6.14-1.5.14

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