IM
IronMonkey Threat Research

CVE-2026-56445 CRITICAL

Published: 2026-06-25 | Last Modified: 2026-06-26 | Status: Deferred

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.

CVSS Metrics

Base Score: 9.1 (CRITICAL)

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

Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
Confidentiality ImpactNONE
Integrity ImpactHIGH
Availability ImpactHIGH

Source: [email protected]

Type: Secondary

Exploitability Score: 3.9

Impact Score: 5.2

Base Score: 8.8 (HIGH)

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack VectorNETWORK
Attack ComplexityLOW
Attack RequirementsNONE
Privileges RequiredNONE
User InteractionNONE
Vulnerability ConfidentialityNONE
Vulnerability IntegrityHIGH
Vulnerability AvailabilityHIGH
Subsequent ConfidentialityNONE
Subsequent IntegrityNONE
Subsequent AvailabilityNONE

Source: [email protected]

Type: Secondary

Weaknesses

Source Type Description
[email protected] Secondary
en CWE-22
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