High severity8.8NVD Advisory· Published Mar 10, 2026· Updated Apr 13, 2026
CVE-2026-3847
CVE-2026-3847
Description
Memory safety bugs present in Firefox 148.0.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 148.0.2.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
6cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*+ 1 more
- cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*range: <148.0.2
- (no CPE)range: <=148.0.2
- osv-coords4 versionspkg:apk/chainguard/firefoxpkg:apk/chainguard/firefox-esrpkg:apk/wolfi/firefoxpkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweed
< 148.0.2-r0+ 3 more
- (no CPE)range: < 148.0.2-r0
- (no CPE)range: < 148.0.2-r0
- (no CPE)range: < 148.0.2-r0
- (no CPE)range: < 148.0.2-1.1
Patches
Vulnerability mechanics
References
2- www.mozilla.org/security/advisories/mfsa2026-19/nvdVendor Advisory
- bugzilla.mozilla.org/buglist.cginvdBroken Link
News mentions
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