CVE-2026-100806: Uninitialized memory in the Graphics: WebGPU component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

PriorityP420medium4.3CVSS 3.1

AVNACLPRNUIRSUCNINAL

EPSS

0.27%

17.3th percentile

Uninitialized memory in the Graphics: WebGPU component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

Affected

4 ranges

Vendor	Product	Version range	Fixed in
mozilla	firefox	< Firefox 157	Firefox 157
mozilla	firefox_esr	< Firefox ESR 153.4	Firefox ESR 153.4
mozilla	thunderbird	< Thunderbird 157	Thunderbird 157
mozilla	thunderbird	< Thunderbird 153.4	Thunderbird 153.4

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