CVE-2022-28282

MEDIUM

Mozilla Firefox < 99.0 - Use After Free

Title source: rule

Description

By using a link with <code>rel="localization"</code> a use-after-free could have been triggered by destroying an object during JavaScript execution and then referencing the object through a freed pointer, leading to a potential exploitable crash. This vulnerability affects Thunderbird < 91.8, Firefox < 99, and Firefox ESR < 91.8.

Exploits (3)

nomisec WORKING POC
by bb33bb · poc
https://github.com/bb33bb/CVE-2022-28282-firefox

References (4)

Scores

CVSS v3 6.5
EPSS 0.0560
EPSS Percentile 90.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-416
Status published
Products (3)
mozilla/firefox < 99.0
mozilla/firefox_esr < 91.8
mozilla/thunderbird < 91.8
Published Dec 22, 2022
Tracked Since Feb 18, 2026