CVE-2026-50003

OFFIS DCMTK Toolkit Path Traversal

Published Jun 30, 2026 CVSS 4.0 · 9.3 Critical EPSS < 1% KEV · Not listed
Description
A malicious or compromised server can make a DCMTK client using bit-preserving C-GET storage mode write files outside the chosen output directory, using both relative (../) paths and absolute paths.

Remediation

Vendor Solution

The maintainer was notified of these vulnerabilities and has provided a fix. The fix is included in the latest commits and can be obtained in the following snapshot: https://github.com/DCMTK/dcmtk/releases/tag/latest Users are recommended to download the latest GitHub release once it becomes available.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Offis Dicom
Offis Dicom dcmtk Toolkit
Vendors & Products Offis Dicom
Offis Dicom dcmtk Toolkit
Type Values Removed Values Added
Description A malicious or compromised server can make a DCMTK client using bit-preserving C-GET storage mode write files outside the chosen output directory, using both relative (../) paths and absolute paths.
Title OFFIS DCMTK Toolkit Path Traversal
Weaknesses CWE-22
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
icscert
Published
Updated
Jul 1, 2026, 3:39 PM
Reserved
Jun 22, 2026, 5:03 PM
Status
Deferred
Published
Jun 30, 2026, 10:16 PM
Modified
Oct 25, 2026, 9:10 PM