SEPTEMBER 15, 2026
Live Feed
Back to database
Case File

CVE-2026-84141

CRITICAL · CVSS 9.8 EPSS 0.34%

Source: NVD + CISA KEV + EPSS · Published 2026-09-01 · Last synced 2026-09-15

CyberRota Analysis

AI-Generated

An integer overflow vulnerability exists in the Graphics: ImageLib component of Firefox, potentially allowing attackers to exploit this flaw for arbitrary code execution or denial of service. Users of affected versions prior to Firefox 155 and Firefox ESR 153.2 should prioritize updating their browsers to mitigate the risk associated with this vulnerability.

CVE
CVE-2026-84141
Severity
CRITICAL
CVSS
9.8
EPSS
0.34%
Firefox

Original NVD Description

Integer overflow in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-84642 HIGH CVE-2026-84641 HIGH CVE-2026-84640 HIGH CVE-2026-84639 CRITICAL CVE-2026-84637 CRITICAL CVE-2026-84145 HIGH