CVE-2025-9180

HighCVSS 8.1/10Last modified Oct 5, 2026

Description

Same-origin policy bypass in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 142, Firefox ESR 115.27, Firefox ESR 128.14, Firefox ESR 140.2, Thunderbird 142, Thunderbird 128.14, and Thunderbird 140.2.

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Weakness enumeration

CWE-346

Affected software

No affected versions have been published.

Timeline

Published: Aug 19, 2025
Last modified: Oct 5, 2026
NVD status: Modified

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