CVE-2026-6773

Summary

Denial-of-service due to integer overflow in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.

Impact & exploitability

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products we track (2)

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.

Additional information

• NVD record
• https://www.mozilla.org/security/advisories/mfsa2026-30/Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-33/Advisory
• https://bugzilla.mozilla.org/show_bug.cgi?id=2015959