SEPTEMBER 23, 2026
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Case File

CVE-2026-8954

HIGH · CVSS 7.5 EPSS 0.43%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-05-19 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. It affects Firefox.

CVE
CVE-2026-8954
Severity
HIGH
CVSS
7.5
EPSS
0.43%
Firefox

Original NVD Description

Incorrect boundary conditions, integer overflow in the Audio/Video component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.

Related CVEs

Other vulnerabilities affecting the same vendor(s)