high8.1
CVE-2025-9180
Same-origin policy bypass in the Graphics: Canvas2D component.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mozilla | Firefox | before 115.27.0 before 142.0 from 128.0 before 128.14.0 from 140.0 before 140.2.0 |
| Mozilla | Thunderbird | before 128.14.0 before 142.0 from 140.0 before 140.2.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://bugzilla.mozilla.org/show_bug.cgi?id=1979782
- https://www.mozilla.org/security/advisories/mfsa2025-64/
- https://www.mozilla.org/security/advisories/mfsa2025-65/
- https://www.mozilla.org/security/advisories/mfsa2025-66/
- https://www.mozilla.org/security/advisories/mfsa2025-67/
- https://www.mozilla.org/security/advisories/mfsa2025-70/
- https://www.mozilla.org/security/advisories/mfsa2025-71/
- https://www.mozilla.org/security/advisories/mfsa2025-72/
- https://lists.debian.org/debian-lts-announce/2025/08/msg00016.html
- https://lists.debian.org/debian-lts-announce/2025/08/msg00018.html