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CVE-2025-15280

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

8.8 High

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.61%Up 0.2 points since Dec 31, 2025
90%50%10%1%

What each source reports

CVE List Score used 8.8

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

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.

Record
CVE-2025-15280
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-416
Updated
2026-11-02
EUVDEUVD-2025-205891 8.8

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.

Record
EUVD-2025-205891
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-9hg6-8r8x-q6q6 8.8

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

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.

Record
GHSA-9hg6-8r8x-q6q6
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-416
Updated
2026-11-02
NVD 8.8

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.

Record
CVE-2025-15280
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-416
Updated
2026-11-02
OSV 8.8

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.

Record
CVE-2025-15280
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2025-15280 8.8

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.

Record
DEBIAN-CVE-2025-15280
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2025-15280 8.8

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.

Record
UBUNTU-CVE-2025-15280
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
fontforge
Debian:12
All versions, plus listed versions
1:20230101~dfsg-11:20230101~dfsg-1.11:20230101~dfsg-1.1~deb12u11:20230101~dfsg-21:20230101~dfsg-3
Show 8 moreShow less
1:20230101~dfsg-41:20230101~dfsg-51:20230101~dfsg-61:20230101~dfsg-71:20230101~dfsg-81:20230101~dfsg-91:20251009+git20260808~dfsg-11:20251009+git20260808~dfsg-2
None known
fontforge
Debian:13
All versions, plus listed versions
1:20230101~dfsg-41:20230101~dfsg-51:20230101~dfsg-61:20230101~dfsg-71:20230101~dfsg-81:20230101~dfsg-91:20251009+git20260808~dfsg-11:20251009+git20260808~dfsg-2
None known
fontforge
Debian:14
All versions, plus listed versions
1:20230101~dfsg-41:20230101~dfsg-51:20230101~dfsg-61:20230101~dfsg-71:20230101~dfsg-81:20230101~dfsg-91:20251009+git20260808~dfsg-11:20251009+git20260808~dfsg-2
None known
fontforge
Ubuntu:Pro:16.04:LTS
All versions, plus listed versions
20120731.b-520120731.b-5ubuntu120120731.b-7.120120731.b-7.1ubuntu0.120120731.b-7.1ubuntu0.1+esm1
None known
fontforge
Ubuntu:Pro:18.04:LTS
All versions, plus listed versions
1:20161005~dfsg-4+deb9u1ubuntu11:20170731~dfsg-11:20170731~dfsg-1ubuntu0.1~esm1
None known
fontforge
Ubuntu:20.04:LTS
All versions, plus listed versions
1:20170731~dfsg-1build11:20170731~dfsg-21:20190801~dfsg-21:20190801~dfsg-2ubuntu11:20190801~dfsg-41:20190801~dfsg-4ubuntu0.1
None known
fontforge
Ubuntu:22.04:LTS
All versions, plus listed versions
1:20201107~dfsg-41:20201107~dfsg-4build11:20201107~dfsg-4+deb11u1build0.22.04.1
None known
fontforge
Ubuntu:24.04:LTS
All versions, plus listed versions
1:20230101~dfsg-1build11:20230101~dfsg-1build21:20230101~dfsg-1.11:20230101~dfsg-1.1build1
None known
fontforge
Ubuntu:25.10
All versions, plus listed versions
1:20230101~dfsg-4build11:20230101~dfsg-4build21:20230101~dfsg-71:20230101~dfsg-8
None known
fontforge
Ubuntu:26.10
All versions, plus listed versions
1:20230101~dfsg-8build11:20230101~dfsg-91:20251009+git20260808~dfsg-2
None known
fontforge
Ubuntu:26.04:LTS
All versions, plus listed versions
1:20230101~dfsg-81:20230101~dfsg-8build1
None known

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-15280 is a high vulnerability (CVSS 8.8) in Fontforge, published December 31, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.61%, the 49th percentile. No source names a fixed version.

References

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