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CVE-2021-26925

Published: 9 February 2021

Roundcube before 1.4.11 allows XSS via crafted Cascading Style Sheets (CSS) token sequences during HTML email rendering.

Priority

Medium

Cvss 3 Severity Score

5.4

Score breakdown

Status

Package Release Status
roundcube
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(code not present)
groovy Ignored
(end of life)
impish
Released (1.4.11+dfsg.1-4)
jammy
Released (1.5.0+dfsg.1-2)
trusty Does not exist
(trusty was not-affected)
upstream
Released (1.4.11)
focal Not vulnerable
(code not present)
hirsute Ignored
(end of life)
xenial Not vulnerable
(code not present)
Patches:
upstream: https://github.com/roundcube/roundcubemail/commit/9dc276d5f26042db02754fa1bac6fbd683c6d596

Severity score breakdown

Parameter Value
Base score 5.4
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction Required
Scope Changed
Confidentiality Low
Integrity impact Low
Availability impact None
Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N