CVE-2025-49709

—

CVSS 3.1

9.8 critical

EPSS

<1%p48

Published

Jun 11, 2025 (Jun 11, 2025)

Modified

Jun 17, 2026

Description

Certain canvas operations could have lead to memory corruption. This vulnerability was fixed in Firefox 139.0.4.

Vendors: mozilla
Products: firefox
Weakness: CWE-787
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.6%)

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