CVE-2022-22736

HIGH

Firefox < 96.0 - Local Privilege Escalation via World-Writable Installation Directory

Title source: llm
STIX 2.1

Description

If Firefox was installed to a world-writable directory, a local privilege escalation could occur when Firefox searched the current directory for system libraries. However the install directory is not world-writable by default.<br>*This bug only affects Firefox for Windows in a non-default installation. Other operating systems are unaffected.*. This vulnerability affects Firefox < 96.

References (2)

Core 2
Core References
Exploit, Issue Tracking, Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1742692

Scores

CVSS v3 7.0
EPSS 0.0011
EPSS Percentile 28.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-427
Status published
Products (1)
mozilla/firefox < 96.0
Published Dec 22, 2022
Tracked Since Feb 18, 2026