Heap-based Buffer Overflow Vulnerability in FontForge
CVE-2025-15274

8.8HIGH

Key Information:

Vendor

Fontforge

Status
Fontforge
Vendor
CVE Published:
31 December 2025

What is CVE-2025-15274?

A vulnerability exists in FontForge due to improper validation of user-supplied data during the parsing of SFD files. This flaw allows remote attackers to execute arbitrary code on the affected systems when users interact with malicious files or web pages. The exploitation relies on successfully passing harmful content to the application, leading to severe implications for user security and data integrity.

Affected Version(s)

FontForge aca4f524c6cb14cdc7bc4cd493492a33f5154797

References

https://www.zerodayinitiative.com/advisories/ZDI-25-1190/
x_research-advisory

CVSS V3.0

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.