CVE-2026-56445

high

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.

References

https://www.cisa.gov/news-events/ics-advisories/icsma-26-176-01

https://www.cisa.gov/news-events/ics-medical-advisories/icsma-26-176-01

https://github.com/pydicom/pynetdicom

https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsma-26-176-01.json

Details

Source: Mitre, NVD

Published: 2026-06-25

Updated: 2026-06-26

Risk Information

CVSS v2

Base Score: 9.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:C/A:C

Severity: High

CVSS v3

Base Score: 9.1

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

Severity: Critical

CVSS v4

Base Score: 8.8

Vector: 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