Cross-site Scripting (XSS) Affecting roundcube package, versions <1.6.20+dfsg-0+deb13u1


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.24% (15th percentile)

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  • Snyk IDSNYK-DEBIAN13-ROUNDCUBE-21431239
  • published22 Oct 2026
  • disclosed22 Oct 2026

Introduced: 22 Oct 2026

NewCVE-2026-114718  (opens in a new tab)
CWE-79  (opens in a new tab)

How to fix?

Upgrade Debian:13 roundcube to version 1.6.20+dfsg-0+deb13u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream roundcube package and not the roundcube package as distributed by Debian. See How to fix? for Debian:13 relevant fixed versions and status.

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a cross-site scripting vulnerability in the password plugin. Error text returned by a password driver was concatenated into the message presented to the user without HTML escaping, so a backend able to influence that text, such as the DirectAdmin API, could inject script into the Roundcube interface. Upstream fixed this in the commit “Fix XSS issue in handling of password driver error responses”, which escapes the driver message before display.