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Appaloosa Scout

Vulnerability · NVD

CVE-2025-10528

HIGH 7.3

Sandbox escape due to undefined behavior, invalid pointer in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.

Attack vector : Network No privileges required No user interaction
Show raw CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS 0.33% exploit very unlikely percentile 25.6%

Tracked apps referencing this CVE

For each app: the affected range, the fixing version, and where the tracked app stands today.

Vulnerable CPE configurations (2)
Vendor Product Versions
mozilla thunderbird
All platforms (wildcard)
<140.3.0
mozilla thunderbird
All platforms (wildcard)
≥141.0 <143.0
View on NVD ↗ Advisory · www.mozilla.org