PT-2026-2646
CVE-2026-0884
·
Published
2026-01-13
·
Updated
2026-10-22
Description by
CVSS 2.0
10
CriticalMetricsAV:N/AC:L/Au:N/C:C/I:C/A:C
Name of the Vulnerable Software and Affected Versions
Firefox versions prior to 147
Firefox ESR versions prior to 140.7
Description
A use-after-free issue exists in the JavaScript Engine component. This can potentially allow for unexpected behavior or code execution.
Recommendations
Update Firefox to version 147 or later.
Update Firefox ESR to version 140.7 or later.
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