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In Artifex MuPDF 1.12.0 and earlier, multiple reachable assertions in the PDF parser…

Priority MEDIUM 58CWE-20Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

In Artifex MuPDF 1.12.0 and earlier, multiple reachable assertions in the PDF parser allow an attacker to cause a denial of service (assert crash) via a crafted file.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.015 74th percentileScored 2026-11-07
Public exploit Yes 5 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:artifex:mupdf:*:*:*:*:*:*:*:*up to 1.12.0VulnerableArtifex
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*9.0VulnerableDebian
  • cpe:2.3:a:artifex:mupdf:*:*:*:*:*:*:*:* Versions up to 1.12.0 Vulnerable ·Artifex
  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian

Remediation

No fixed version listed by the sources yet.

Vendor assessments

Red Hat

Red Hat's page for this CVE →

Not affected: 1 product
  • Red Hat

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-1000037
  2. 2026-10-03 Alias added: GHSA-c9gq-c7g6-cr8x

References

Sources