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.
Published 2022-12-22 20:15:23
Updated 2022-12-30 20:55:00
View at NVD,
Vulnerability category: Memory Corruption

CVE-2022-26486 is in the CISA Known Exploited Vulnerabilities Catalog

CISA vulnerability name:
Mozilla Firefox Use-After-Free Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
Mozilla Firefox contains a use-after-free vulnerability in WebGPU IPC Framework which can be exploited to perform arbitrary code execution.
Added on 2022-03-07 Action due date 2022-03-21

Exploit prediction scoring system (EPSS) score for CVE-2022-26486

Probability of exploitation activity in the next 30 days EPSS Score History
~ 74 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2022-26486

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen

CWE ids for CVE-2022-26486

  • Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
    Assigned by: (Primary)

References for CVE-2022-26486

Products affected by CVE-2022-26486

This web site uses cookies for managing your session, storing preferences, website analytics and additional purposes described in our privacy policy.
By using this web site you are agreeing to terms of use!