CVE-2025-15276

FontForge SFD File Parsing Deserialization of Untrusted Data Remote Code Execution Vulnerability

FontForge SFD File Parsing Deserialization of Untrusted Data 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 proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-28198.

Affected

FontForge

CVSS v3.0 TRENDMICRO

7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.35% chance of exploitation in the next 30 days, 27th percentile

Published

2025-12-31

Proof-of-concept exploits (1)

• ahmedreda38/CVE-2025-15276-poc2★ · 2026-03-16

Security advisories

• https://www.zerodayinitiative.com/advisories/ZDI-25-1187

References

• CVE Record
• NVD entry

Related

• CVE-2025-47273