CVE-2021-24001

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

Description

A compromised content process could have performed session history manipulations it should not have been able to due to testing infrastructure that was not restricted to testing-only configurations. This vulnerability affects Firefox < 88.

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-2021-24001

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202104-3

OS impact

OSVersionStatusFixed in
arch archfixed88.0-1
debian debiansidfixed88.0-1

References

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