AUGUST 4, 2026
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Case File

CVE-2026-4717

CRITICAL · CVSS 9.8 EPSS 0.42%

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.

CVE
CVE-2026-4717
Severity
CRITICAL
CVSS
9.8
EPSS
0.42%
Firefox

Original NVD Description

Privilege escalation in the Netmonitor component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

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