CVE-2021-29960

high
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
8.0

Description

Firefox used to cache the last filename used for printing a file. When generating a filename for printing, Firefox usually suggests the web page title. The caching and suggestion techniques combined may have lead to the title of a website visited during private browsing mode being stored on disk. This vulnerability affects Firefox < 89.

Predictions

Exploit likelihood
20%
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-2021-29960

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202106-3

OS impact

OSVersionStatusFixed in
arch archfixed89.0-1
debian debiansidfixed89.0-1

References

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