CVE-2025-15280

FontForge SFD File Parsing Use-After-Free Remote Code Execution Vulnerability

HIGH
8.8
CVSS Score
Published: December 31, 2025 at 06:59 AM UTC
Updated: June 17, 2026 at 08:37 AM UTC
1 product affected across 1 vendorFontForge

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Severity
HIGH8.8
Exploit prediction
EPSS 0.6%
SSVC
No known exploit

Description

FontForge SFD File Parsing Use-After-Free 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 SFD files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current user. Was ZDI-CAN-28525.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

2025-11-17aca4f524c6cb14cdc7bc4cd493492a33f5154797

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_research-advisoryThird Party Advisory
Source: cverecord
https://www.zerodayinitiative.com/advisories/ZDI-25-1188/

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHzdi
Vector?

Quick Info

StatusANALYZED
CWE
CWE-416

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