High severity8.8NVD Advisory· Published Apr 7, 2026· Updated Jul 15, 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
8cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*+ 1 more
- cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*range: <149.0.2
- (no CPE)range: =149.0.2
- osv-coords5 versionspkg:rpm/opensuse/firefox-esr&distro=openSUSE%20Tumbleweedpkg:apk/chainguard/firefoxpkg:apk/chainguard/firefox-esrpkg:apk/wolfi/firefoxpkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweed
< 153.0-1.1+ 4 more
- (no CPE)range: < 153.0-1.1
- (no CPE)range: < 151.0.2-r0
- (no CPE)range: < 0
- (no CPE)range: < 151.0.2-r0
- (no CPE)range: < 149.0.2-1.1
- Range: =149.0.2
Patches
Vulnerability mechanics
References
6- www.mozilla.org/security/advisories/mfsa2026-25/nvdVendor Advisory
- bugzilla.mozilla.org/show_bug.cginvdIssue TrackingPermissions Required
- access.redhat.com/security/cve/CVE-2026-5733nvd
- bugzilla.redhat.com/show_bug.cginvd
- security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-5733.jsonnvd
- www.mozilla.org/security/advisories/mfsa2026-28/nvd
News mentions
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