CVE-2022-26486
CRITICAL KEVFirefox < 97.0.2, ESR < 91.6.1, Android < 97.3.0, Thunderbird < 91.6.2, Focus < 97.3.0 - Use-After-Free via WebGPU IPC
Title source: llmExploitation Summary
CVE-2022-26486 is actively exploited and listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added March 7, 2022.
Description
An unexpected message in the WebGPU IPC framework could lead to a use-after-free and exploitable sandbox escape. We have had reports of attacks in the wild abusing this flaw. This vulnerability affects Firefox < 97.0.2, Firefox ESR < 91.6.1, Firefox for Android < 97.3.0, Thunderbird < 91.6.2, and Focus < 97.3.0.
References (3)
Core 3
Core References
Exploit, Issue Tracking, Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1758070
Exploit, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-09/
US Government Resource
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26486
Scores
CVSS v3
9.6
EPSS
0.0253
EPSS Percentile
85.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
active
Automatable
no
Technical Impact
total
Details
CISA KEV
2022-03-07
VulnCheck KEV
2022-03-05
InTheWild.io
2022-03-05
ENISA EUVD
EUVD-2022-31044
CWE
CWE-416
Status
published
Products (5)
mozilla/firefox
< 91.6.1
mozilla/firefox
< 97.0.2
mozilla/firefox
< 97.3.0
mozilla/firefox_focus
< 97.3.0
mozilla/thunderbird
< 91.6.2
Published
Dec 22, 2022
KEV Added
Mar 07, 2022
Tracked Since
Feb 18, 2026