AUGUST 28, 2026

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Case File

CVE-2026-12317

HIGH · CVSS 7.5 EPSS 0.29%

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

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. It affects Firefox.

CVE

CVE-2026-12317

Severity

HIGH

CVSS

7.5

EPSS

0.29%

Firefox

Original NVD Description

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152.

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-2026-74986 CRITICAL