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High severity8.8NVD Advisory· Published Apr 7, 2026· Updated Apr 13, 2026

CVE-2026-5733

CVE-2026-5733

Description

Incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 149.0.2 and Thunderbird 149.0.2.

AI Insight

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

Affected products

5

Mozilla Corporation/Firefox2 versions
cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*+ 1 more
- cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*range: <149.0.2
- (no CPE)range: <149.0.2
osv-coords3 versions
pkg:apk/chainguard/firefox pkg:apk/wolfi/firefox pkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweed
< 151.0.2-r0+ 2 more
- (no CPE)range: < 151.0.2-r0
- (no CPE)range: < 151.0.2-r0
- (no CPE)range: < 149.0.2-1.1

Patches

Vulnerability mechanics

References

3

www.mozilla.org/security/advisories/mfsa2026-25/nvdVendor Advisory
bugzilla.mozilla.org/show_bug.cginvdIssue TrackingPermissions Required
www.mozilla.org/security/advisories/mfsa2026-28/nvd

News mentions

0

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