CVE-2026-84141
Critical · 9.8CVSS
9.8
EPSS
0.3%
Published
Sep 1, 2026
CISA due date
—
The record
Integer overflow in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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