Cloudanix VulnDB

CVE-2025-15277

High · 7.8

CVSS

7.8

EPSS

0.3%

Published

Dec 31, 2025

CISA due date

—

The record

FontForge GUtils SGI File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of FontForge. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of scanlines within SGI files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-27920.

Affected packages

Ecosystem Package Introduced Fixed