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CVE-2025-66034

Vulnerability in Fonttools

CVSS score

9.8

EPSS probability

%0.5

Risk score

0.1

Published

10 mo ago

Public Exploits · GitHub and Metasploit Intelligence

This tab scans the sources that NVD labels as exploits, GitHub repositories matching the CVE identifier and Rapid7 Metasploit Framework modules. Only links to sources that were actually found are shown.

just a script. (★1)

Public PoCSource updated: 16.03.2026 20:03:27

Proof-of-concept exploit for CVE-2025-66034 in the fontTools variable font generation pipeline. A crafted .designspace file allows control of the output path, enabling arbitrary file writes. The script automates payload creation, font generation, and upload to demonstrate the issue. (★0)

Public PoCSource updated: 16.03.2026 02:20:33

CVE-2025-66034 exploit and documentation (★0)

Public PoCSource updated: 22.03.2026 05:27:49

HACKTHEBOX (★0)

Public PoCSource updated: 21.03.2026 15:27:27

CVE-2025-66034 - fontTools varLib Arbitrary File Write → RCE PoC exploit for an Arbitrary File Write + XML Injection vulnerability in fontTools.varLib. (★0)

Public PoCSource updated: 28.03.2026 17:05:42

https://github.com/fonttools/fonttools/security/advisories/GHSA-768j-98cg-p3fv

Exploit reference

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