CVE-2026-101021 PUBLISHED

J4Care dcm4che Inefficient Algorithmic Complexity

Assigner: icscert
Reserved: 12.10.2026 Published: 16.10.2026 Updated: 16.10.2026

MultipartInputStream performs inefficient boundary matching and unnecessary buffer copying. Crafted multipart input can force excessive boundary comparisons and repeated copying.

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS Score: 7.5

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	None
Privileges Required	None	Integrity Impact	None
User Interaction	None	Availability Impact	High

CVSS 3.1

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
CVSS Score: 8.7

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	None	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	J4Care
Product	dcm4chee-arc-light
Versions	Default: unaffected Version 5.35.1 is affected Version 5.35.2 is unaffected

Solutions

J4Care has provided a fix for the vulnerability. J4Care recommends users implement release 5.35.2 or later.

CVE-2026-101021 PUBLISHED

J4Care dcm4che Inefficient Algorithmic Complexity

Metrics

Product Status

Solutions

Credits

References

Problem Types