SEPTEMBER 7, 2026
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Case File

CVE-2026-16410

CRITICAL · CVSS 9.8 EPSS 0.30%

Source: NVD + CISA KEV + EPSS · Published 2026-07-21 · Last synced 2026-08-20

CyberRota Analysis

AI-Generated

A critical vulnerability exists in the Just-In-Time (JIT) compilation process of the JavaScript engine in Firefox and Java, which could allow an attacker to execute arbitrary code. This flaw poses a significant risk to users of affected versions, particularly those running outdated instances of Firefox and Thunderbird prior to version 153. Organizations and individuals using these products should prioritize immediate updates to mitigate potential exploitation.

CVE
CVE-2026-16410
Severity
CRITICAL
CVSS
9.8
EPSS
0.30%
Firefox Java

Original NVD Description

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.

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