PT-2026-40022 · Mozilla · Firefox
Bill Demirkapi
·
Published
2026-05-12
·
Updated
2026-05-12
·
CVE-2026-8390
CVSS v3.1
7.3
High
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
Name of the Vulnerable Software and Affected Versions
Firefox versions prior to 150.0.3
Description
A use-after-free issue exists in the JavaScript: WebAssembly component. Use-after-free is a memory corruption flaw that occurs when an application continues to use a pointer after it has been freed.
Recommendations
Update to version 150.0.3.
Fix
Use After Free
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Weakness Enumeration
Related Identifiers
Affected Products
Firefox