CVE-2021-44025

MEDIUM

Roundcube Webmail < 1.3.17 and 1.4.x < 1.4.12 - Cross-Site Scripting via Attachment Filename Extension

Title source: llm
STIX 2.1

Description

Roundcube before 1.3.17 and 1.4.x before 1.4.12 is prone to XSS in handling an attachment's filename extension when displaying a MIME type warning message.

References (8)

Core 8
Core References
Mailing List, Third Party Advisory x_refsource_misc
https://bugs.debian.org/1000156
Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://github.com/roundcube/roundcubemail/issues/8193
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2021/dsa-5013
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/12/msg00004.html

Scores

CVSS v3 6.1
EPSS 0.0063
EPSS Percentile 70.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (6)
debian/debian_linux 9.0
debian/debian_linux 10.0
debian/debian_linux 11.0
fedoraproject/fedora 33
fedoraproject/fedora 34
roundcube/webmail < 1.3.17
Published Nov 19, 2021
Tracked Since Feb 18, 2026