PT-2026-58098 · Unknown · Roundcube Webmail

CVE-2026-62644

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Published

2026-07-05

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Updated

2026-08-13

CVSS v3.1

9.8

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Roundcube Webmail versions prior to 1.6.17 Roundcube Webmail versions 1.7.x prior to 1.7.2
Description The password plugin allows username spoofing through the manipulation of session data, which may enable an attacker to take over user accounts.
Recommendations Update to version 1.6.17 or later. Update to version 1.7.2 or later.

Exploit

Fix

Authentication Bypass by Spoofing

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Weakness Enumeration

Related Identifiers

BDU:2026-14388
CVE-2026-62644
MGASA-2026-0332

Affected Products

Roundcube Webmail