Artifex MuPDF up to 1.26.1 on Windows platform/x11/win_main.c get_system_dpi uncontrolled search path

Summaryinfo

A vulnerability was found in Artifex MuPDF up to 1.26.1 on Windows. It has been declared as problematic. This affects the function get_system_dpi of the file platform/x11/win_main.c. Such manipulation leads to uncontrolled search path. This vulnerability is traded as CVE-2025-15569. An attack has to be approached locally. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Artifex MuPDF up to 1.26.1 on Windows. It has been rated as critical. Affected by this issue is the function get_system_dpi of the file platform/x11/win_main.c. The manipulation with an unknown input leads to a uncontrolled search path vulnerability. Using CWE to declare the problem leads to CWE-427. The product uses a fixed or controlled search path to find resources, but one or more locations in that path can be under the control of unintended actors. Impacted is confidentiality, integrity, and availability.

The advisory is shared for download at cgit.ghostscript.com. This vulnerability is handled as CVE-2025-15569. The exploitation is known to be difficult. The attack needs to be approached locally. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1574.

The vulnerability scanner Nessus provides a plugin with the ID 298772 (Linux Distros Unpatched Vulnerability : CVE-2025-15569), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 1.26.2 eliminates this vulnerability. The upgrade is hosted for download at casper.mupdf.com. Applying the patch ebb125334eb007d64e579204af3c264aadf2e244 is able to eliminate this problem. The bugfix is ready for download at cgit.ghostscript.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at Tenable (298772). Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.8

VulDB Base Score: 7.0
VulDB Temp Score: 6.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.0
CNA Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Uncontrolled search path
CWE: CWE-427 / CWE-426
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 298772
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2025-15569

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: MuPDF 1.26.2
Patch: ebb125334eb007d64e579204af3c264aadf2e244

Timelineinfo

08/04/2025 Countermeasure disclosed
02/08/2026 +188 days Advisory disclosed
02/08/2026 +0 days VulDB entry created
02/16/2026 +8 days VulDB entry last update

Sourcesinfo

Vendor: artifex.com

Advisory: 708617
Status: Confirmed

CVE: CVE-2025-15569 (🔒)
GCVE (CVE): GCVE-0-2025-15569
GCVE (VulDB): GCVE-100-344924

Entryinfo

Created: 02/08/2026 09:11
Updated: 02/16/2026 05:26
Changes: 02/08/2026 09:11 (61), 02/10/2026 12:37 (30), 02/16/2026 05:26 (2)
Complete: 🔍
Submitter: nmaochea
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #750978: Artifex Software MuPDF 1.26.2 Uncontrolled Search Path (by nmaochea)

Once again VulDB remains the best source for vulnerability data.

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