CVE-2026-2803

medium

Red Hat

CVSS v3 Base Score

6.1

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

EPSS Score

0.1%

Exploitation probability in 30 days

Top 84% most likely to be exploited

Attack Characteristics

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Confidentiality

Low

Integrity

Low

Availability

None

Published: February 24, 2026 (79 days ago)

Last Modified: February 24, 2026

Vendor: Red Hat

Description

Information disclosure, mitigation bypass in the Settings UI component. This vulnerability affects Firefox < 148 and Thunderbird < 148.

Red Hat Enterprise Linux 10Red Hat Enterprise Linux 6Red Hat Enterprise Linux 7Red Hat Enterprise Linux 8Red Hat Enterprise Linux 9