HarborGuard / CVE
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HIGHCVE-2026-4708Published Modified CNA mozilla

CVE-2026-4708: Incorrect boundary conditions in the Graphics component

Incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

Metrics

CVSS v3.1
7.5
Severity
HIGH
Fixed in
140.9
Affected Products
2

Fix available

140.9149
Affected packages
  • Mozilla / Firefox
    Fixed in 140.9, 149
  • Mozilla / Thunderbird
    Fixed in 140.9, 149
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References