Moole Vulnerability Database

Find real vulnerabilities before they ship

High

CVE-2026-0880

Sandbox escape due to integer overflow in the Graphics component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

VectorNETWORK

PublishedJan 13, 2026, 14:16

Published Bysecurity@mozilla.org

Base Score

Score8.8

Affected Versions

No affected versions found.

References

https://bugzilla.mozilla.org/show_bug.cgi?id=2005014
https://www.mozilla.org/security/advisories/mfsa2026-01/
https://www.mozilla.org/security/advisories/mfsa2026-02/
https://www.mozilla.org/security/advisories/mfsa2026-03/
https://www.mozilla.org/security/advisories/mfsa2026-04/
https://www.mozilla.org/security/advisories/mfsa2026-05/

Weakness Type

CWE-190

CVSS Metrics

Base Score

8.8

Vector String

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

Base SeverityHigh

Version

3.1

Attack Vector (AV)

NETWORK