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CVE-2026-84117

HighCVSS 8.8/10Last modified Sep 3, 2026

Description

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

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

Vendor	Product	Versions
Mozilla	Firefox	—

References

Timeline

Published: Sep 1, 2026
Last modified: Sep 3, 2026
NVD status: Analyzed

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CVE-2026-84117: High severity, CVSS 8.8 | Vulnix