THREATOPS

THREAT OPS › Threat News › [NVD] CVE-2026-0880 (HIGH 8.8) — 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.

[NVD] CVE-2026-0880 (HIGH 8.8) — 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.

lownvdPublished 2026-01-13

CVE-2026-0880 CVSS: 8.8 HIGH Published: 2026-01-13T14:16:38.557

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.

Indicators of compromise

CVE-2026-0880cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-0880