OCTOBER 5, 2026
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Case File

CVE-2026-100832

HIGH · CVSS 8.8 EPSS 0.26%

Source: NVD + CISA KEV + EPSS · Published 2026-09-29 · Last synced 2026-10-05

CyberRota Analysis

AI-Generated

A use-after-free vulnerability in the Graphics: Canvas2D component of Firefox can lead to potential code execution or crashes, posing a significant risk to users. Organizations and individuals using affected versions of Firefox should prioritize updating to the fixed releases in Firefox ESR 153.4, 115.42, or 140.17 to mitigate this high-severity threat.

CVE
CVE-2026-100832
Severity
HIGH
CVSS
8.8
EPSS
0.26%
Firefox

Original NVD Description

Use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 140.17, Thunderbird 153.4, Firefox ESR 115.42, and Firefox ESR 140.17.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-96869 MEDIUM CVE-2026-100823 MEDIUM CVE-2026-100820 HIGH CVE-2026-100819 CRITICAL CVE-2026-100818 CRITICAL CVE-2026-100816 HIGH