CVE-2026-56445 | The qrscp application's C-STORE handler uses a specific inst… | CVSS 9.1 CRITICAL

Description

The qrscp application's C-STORE handler uses a specific instance from attacker-supplied DICOM datasets directly in os.path.join() without sanitization, allowing file writes to arbitrary paths.

Metadata

CVE ID: CVE-2026-56445
State: PUBLISHED
Assigner: icscert
Reserved: 2026-06-22 15:47 UTC
Published: 2026-06-25 20:46 UTC
Last updated: 2026-06-25 20:46 UTC
Primary CWE: CWE-22
CWE-22 Improper Limitation of a Pathname to a Restricted Dir…
Vendor / Product: pydicom / pynetdicom Library
Sources: cve.org · NVD

Severity & Metrics

9.1 CRITICAL CVSS 3.1

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

Affected products (1)

Vendor	Product	Platform	Versions
pydicom	pynetdicom Library	—	1.0.0 ≤ 3.0.4

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
9.1	CRITICAL	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
8.8	HIGH	4.0	cna	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N

References (3)