AEGLIX vulnerability intelligence
CVE-2022-26486
CRITICAL · CVSS 9.6 · Analyzed
Published: 2022-12-22 · Updated: 2026-08-19 · Source: NVD
Vulnerability overview
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.
Severity and scoring
- CVSS score
- 9.6 · CRITICAL
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- Weaknesses
- CWE-416
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Mozilla · Firefox
- Added to catalog
- 2022-03-07
- Required action
- Apply updates per vendor instructions.
- CISA remediation due date
- 2022-03-21
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
Before (exclusive): 91.6.1
cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
Before (exclusive): 97.0.2
cpe:2.3:a:mozilla:firefox_focus:*:*:*:*:*:*:*:*
Before (exclusive): 97.3.0
cpe:2.3:a:mozilla:firefox_mobile:*:*:*:*:*:android:*:*
Before (exclusive): 97.3.0
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
Before (exclusive): 91.6.2
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- https://bugzilla.mozilla.org/show_bug.cgi?id=1758070
Exploit · Issue Tracking · Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-09/
Exploit · Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1758070
Exploit · Issue Tracking · Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-09/
Exploit · Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26486
US Government Resource