PT-2026-49662
CVE-2026-12293
·
Published
2026-06-16
·
Updated
2026-07-25
Description by
CVSS 2.0
10
HighMetricsAV:N/AC:L/Au:N/C:C/I:C/A:C
Name of the Vulnerable Software and Affected Versions
Firefox versions prior to 152
Thunderbird versions prior to 152
Description
A use-after-free issue exists in the Graphics: WebGPU 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 152 for Firefox.
Update to version 152 for Thunderbird.
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