Medium severity5.3NVD Advisory· Published Apr 21, 2026· Updated Apr 22, 2026
CVE-2026-6783
CVE-2026-6783
Description
Incorrect boundary conditions, integer overflow in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
6- osv-coords4 versionspkg:apk/chainguard/firefoxpkg:apk/chainguard/firefox-esrpkg:apk/wolfi/firefoxpkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweed
< 150-r0+ 3 more
- (no CPE)range: < 150-r0
- (no CPE)range: < 150-r0
- (no CPE)range: < 150-r0
- (no CPE)range: < 150.0-1.1
Patches
Vulnerability mechanics
References
3- www.mozilla.org/security/advisories/mfsa2026-30/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2026-33/nvdVendor Advisory
- bugzilla.mozilla.org/show_bug.cginvdPermissions Required
News mentions
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