AUGUST 25, 2026
Live Feed
Back to database
Case File

CVE-2026-12329

MEDIUM · CVSS 5.3 EPSS 0.31%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-06-16 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.3. It affects Firefox.

CVE
CVE-2026-12329
Severity
MEDIUM
CVSS
5.3
EPSS
0.31%
Firefox

Original NVD Description

Memory safety bug fixed in Thunderbird ESR 140.12. This vulnerability was fixed in Firefox ESR 140.12 and Thunderbird 140.12.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-75874 CRITICAL CVE-2026-74990 CRITICAL CVE-2026-74989 CRITICAL CVE-2026-74988 CRITICAL CVE-2026-74987 CRITICAL CVE-2026-74983 HIGH