CVE-2022-31743

Firefox's HTML parser did not correctly interpret HTML comment tags, resulting in an incongruity with other browsers

Medium · published December 22, 2022

CVSS v3.1
6.5
EPSS
0%
Percentile
38.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00460 · 38.9th percentile
Published
2022-12-22T00:00Z
EPSS history
Timeline
  • 22 DEC 00:00Z
    Firefox's HTML parser did not correctly interpret HTML comment tags, resulting in an incongruity with other browsers
    cvelistv5