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CVE-2026-2806 - Vulnerability Analysis

CriticalCVSS: 9.1

Last Updated: February 25, 2026

Firefox - Information Disclosure

Published: February 24, 2026Updated: February 25, 2026Remote Exploitable

Overview

Firefox < 148 contains an uninitialized memory vulnerability in the Graphics: Text component, letting attackers potentially access sensitive information, exploit requires no special privileges.

Severity & Score

Severity: Critical
CVSS Score: 9.1

Impact

Attackers can access sensitive memory contents, potentially leading to information disclosure.

Mitigation

Update to Firefox version 148 or later.

Details

CVE ID
CVE-2026-2806
Severity
Critical
CVSS Score
9.1
Type
undefined
Status
confirmed

CWE

  • CWE-908

CVSS Metrics

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H