CVE-2026-35541

low-risk

Published 2026-04-03

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.

Do I need to act?

0.04% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 4.2/10 Medium

NETWORK / HIGH complexity

Affected Products (1)

Webmail

Affected Vendors

Roundcube

References (7)

Patch https://github.com/roundcube/roundcubemail/commit/2e6a99b2a38110907ea8d3be8e59ec...

Patch https://github.com/roundcube/roundcubemail/commit/6a275676a8043083c05c961914d830...

Patch https://github.com/roundcube/roundcubemail/commit/6fa2bddc59b9c9fd31cad4a9e2954a...

Release Notes https://github.com/roundcube/roundcubemail/releases/tag/1.5.14

Release Notes https://github.com/roundcube/roundcubemail/releases/tag/1.6.14

Release Notes https://github.com/roundcube/roundcubemail/releases/tag/1.7-rc5

Vendor Advisory https://roundcube.net/news/2026/03/18/security-updates-1.7-rc5-1.6.14-1.5.14

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low-risk

Severity 14/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal