CVE-2026-50003 | A malicious or compromised server can make a DCMTK client us… | CVSS 9.8 CRITICAL

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.

Metadata

CVE ID: CVE-2026-50003
State: PUBLISHED
Assigner: icscert
Reserved: 2026-06-22 17:03 UTC
Published: 2026-06-30 21:27 UTC
Last updated: 2026-06-30 21:27 UTC
Primary CWE: CWE-22
CWE-22 Improper Limitation of a Pathname to a Restricted Dir…
Vendor / Product: OFFIS DICOM / DCMTK Toolkit
Sources: cve.org · NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products (1)

Vendor	Product	Platform	Versions
OFFIS DICOM	DCMTK Toolkit	—	0 ≤ 3.7.0

Weakness (CWE)

CWE	Source	Description
CWE-22	cna	CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CVSS scores (2)

Score	Severity	Version	Source	Vector
9.8	CRITICAL	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3	CRITICAL	4.0	cna	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

References (3)