CVE-2026-62644

—

CVSS 3.1

9.8 critical

EPSS

<1%p41

Published

Jul 14, 2026 (Jul 14, 2026)

Modified

Jul 20, 2026

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.

Vendors: roundcube
Products: webmail
Weakness: CWE-290
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.5%)

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