CVE-2022-31743

high

Published — · Modified —

CVSS v3

—

CVSS v2

—

VIR risk

8.0

Description

Firefox's HTML parser did not correctly interpret HTML comment tags, resulting in an incongruity with other browsers. This could have been used to escape HTML comments on pages that put user-controlled data in them. This vulnerability affects Firefox < 101.

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-2022-31743

OS impact

OS	Version	Status	Fixed in
arch		fixed	`101.0-1`
debian	sid	fixed	`101.0-1`

References

https://security-tracker.debian.org/tracker/CVE-2022-31743

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