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High severity8.8NVD Advisory· Published Sep 1, 2026· Updated Sep 3, 2026

CVE-2026-84117

CVE-2026-84117

Description

Privilege escalation in Firefox for Android. This vulnerability was fixed in Firefox 155.

AI Insight

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

Affected products

2

Mozilla Corporation/Firefox for Androidllm-fuzzy
Range: <155
osv-coords
pkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweed
Range: < 155.0-1.1

Patches

Vulnerability mechanics

References

2

www.mozilla.org/security/advisories/mfsa2026-82/nvdVendor Advisory
bugzilla.mozilla.org/show_bug.cginvdPermissions Required

News mentions

1

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The Hacker News · Sep 7, 2026