VULNERABILITY INTELLIGENCE

CVE-2022-28282

CVSS score6.5 MEDIUM
EPSS probability2.18%
CISA KEVNot currently listed
Published2022-12-22
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

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.

Weakness classification

  • CWE-416: Use After Free

Primary references