SEPTEMBER 18, 2026
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Case File

CVE-2026-74967

MEDIUM · CVSS 5.4 EPSS 0.12%

Source: NVD + CISA KEV + EPSS · Published 2026-08-18 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

A same-origin policy bypass vulnerability exists in the Audio/Video: Playback component of Firefox, potentially allowing attackers to access restricted resources across different origins. This could lead to unauthorized data exposure or manipulation. Users and organizations utilizing affected versions of Firefox should prioritize updating to the fixed versions to mitigate the risk.

CVE
CVE-2026-74967
Severity
MEDIUM
CVSS
5.4
EPSS
0.12%
Firefox

Original NVD Description

Same-origin policy bypass in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-84642 HIGH CVE-2026-84641 HIGH CVE-2026-84640 HIGH CVE-2026-84639 CRITICAL CVE-2026-84637 CRITICAL CVE-2026-84145 HIGH