CVE-2025-15280CWE-416

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

High · published December 31, 2025

CVSS v3.0
8.8
EPSS
1%
Percentile
48.5
In the wild
Unconfirmed
What it is

🚨 A crafty use-after-free bug in FontForge lets attackers execute arbitrary code with just a click! 😱 Think of it like a chef using a recipe that calls for an ingredient that's no longer available. Instead of checking the pantry first, they just dive in, leading to a kitchen disaster when things get out of hand! An attacker could potentially run any code under the current user's privileges, leading to absolutely devastating consequences. This means they could steal sensitive data, manipulate files, or even take control of the entire system! ⚡️

Put simply

Think of it like a chef using a recipe that calls for an ingredient that's no longer available. Instead of checking the pantry first, they just dive in, leading to a kitchen disaster when things get out of hand! This vulnerability arises from a flaw in the parsing of SFD files, where the system fails to validate the existence of an object before performing operations. This oversight allows attackers to trigger arbitrary code execution during file processing.

What to do

An attacker could potentially run any code under the current user's privileges, leading to absolutely devastating consequences. This means they could steal sensitive data, manipulate files, or even take control of the entire system! ⚡️ To safeguard against this vulnerability, ensure you update FontForge to the latest version that addresses this flaw. Additionally, educate users to avoid opening suspicious files or visiting unsafe web pages to minimize risk. 🛡️ You've got this! By taking these steps, you’ll be well on your way to keeping your systems secure! 🔒

The record
Technical detail
CVSS v3.0
8.8 · HIGH
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00610 · 48.5th percentile
Weakness
CWE-416 · Use After Free
Published
2025-12-31T06:59Z
EPSS history
Timeline
  • 31 DEC 06:59Z
    FontForge SFD File Parsing Use-After-Free Remote Code Execution Vulnerability
    cvelistv5