CVE-2021-41164

medium
Published 2021-11-17 · Modified 2026-03-13
CVSS v3
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L
CVSS v2
VIR risk
5.5

Description

Advanced Content Filter (ACF) vulnerability allowing to execute JavaScript code using malformed HTML

Predictions

Exploit likelihood
30%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-41164

OS impact

OSVersionStatusFixed in
arch archfixed9.2.9-1
debian debianbookwormfixed4.19.0+dfsg-1
debian debianbullseyefixed0

Package impact

EcosystemPackageVulnerableFixed
ruby RubyGemsckeditor<>= 5.1.2>= 5.1.2
npm npmckeditor4<4.17.04.17.0

References

Verify integrity in audit chain (admin only). AS-IS.