AUGUST 4, 2026
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Case File

CVE-2026-4723

CRITICAL · CVSS 9.8 EPSS 0.39%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-03-24 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. It affects Firefox, Java.

CVE
CVE-2026-4723
Severity
CRITICAL
CVSS
9.8
EPSS
0.39%
Firefox Java

Original NVD Description

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 149 and Thunderbird 149.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-16412 CRITICAL CVE-2026-16411 CRITICAL CVE-2026-16410 CRITICAL CVE-2026-16409 HIGH CVE-2026-16408 CRITICAL CVE-2026-16407 CRITICAL