AUGUST 4, 2026
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Case File

CVE-2026-2780

CRITICAL · CVSS 9.8 EPSS 0.34%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-02-24 · 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-2026-2780
Severity
CRITICAL
CVSS
9.8
EPSS
0.34%
Firefox

Original NVD Description

Privilege escalation in the Netmonitor component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Related CVEs

Other vulnerabilities affecting the same vendor(s)