HarborGuard / CVE
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HIGHCVE-2026-5732Published Modified CNA mozilla

CVE-2026-5732: Incorrect boundary conditions, integer overflow in the Graphics: Text component

Incorrect boundary conditions, integer overflow in the Graphics: Text component. This vulnerability was fixed in Firefox 149.0.2, Firefox ESR 140.9.1, Thunderbird 149.0.2, and Thunderbird 140.9.1.

Metrics

CVSS v3.1
8.8
Severity
HIGH
Fixed in
140.9.1
Affected Products
2

Fix available

140.9.1149.0.2
Affected packages
  • Mozilla / Firefox
    Fixed in 140.9.1, 149.0.2
  • Mozilla / Thunderbird
    Fixed in 140.9.1, 149.0.2
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References