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High severity7.5NVD Advisory· Published May 19, 2026· Updated May 20, 2026

CVE-2026-8967

CVE-2026-8967

Description

Information disclosure in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

4

Mozilla Corporation/Firefoxinferred2 versions
<151+ 1 more
- (no CPE)range: <151
- (no CPE)range: <151
Mozilla Corporation/Thunderbirdllm-fuzzy
Range: <151
osv-coords
pkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweed
Range: < 151.0.1-1.1

Patches

Vulnerability mechanics

References

3

www.mozilla.org/security/advisories/mfsa2026-46/nvdVendor Advisory
www.mozilla.org/security/advisories/mfsa2026-50/nvdVendor Advisory
bugzilla.mozilla.org/show_bug.cginvdPermissions Required

News mentions

1

Mozilla Firefox: 25 CVEs Patched in May 2026 Update, Including Four Critical Sandbox Escapes
Vypr Intelligence · May 19, 2026