PT-2026-76980
CVE-2026-74947
·
Published
2026-08-18
·
Updated
2026-10-10
Description by
CVSS 3.1
8.8
HighMetricsAV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions
Firefox versions prior to 154
Firefox ESR versions prior to 153.1
Thunderbird versions prior to 154
Thunderbird ESR versions prior to 153.1
Description
Privilege escalation is possible due to an invalid pointer within the Graphics component.
Recommendations
Update Firefox to version 154.
Update Firefox ESR to version 153.1.
Update Thunderbird to version 154.
Update Thunderbird ESR to version 153.1.
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