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fonttools vulnerabilities

Vulnerabilities published for fonttools in the last 30 days: 0. Listed in the KEV catalogue: 0.

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Vulnerability: 1

  1. CVE-2025-66034

    Medium · CVSS 6.3EPSS 0.59%Fix available

    fontTools is Vulnerable to Arbitrary File Write and XML injection in fontTools.varLib

    fontTools is a library for manipulating fonts, written in Python. In versions from 4.33.0 to before 4.60.2, the fonttools varLib (or python3 -m fontTools.varLib) script has an arbitrary file write vulnerability that leads to remote code execution when a malicious .designspace file is processed. The vulnerability affects the main() code path of fontTools.varLib, used by the fonttools varLib CLI and any code that invokes fontTools.varLib.main(). This issue has been patched in version 4.60.2.

    fonttoolsOperating systems
    • Update to 4.46.0-1ubuntu0.1~esm1
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗Source advisory 3 ↗

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