Orthanc DICOM Server DCMTK FromDcmtkBridge.cpp read stack-based overflow

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Summary

CVECVE-2026-10528
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-02 00:16:36 UTC
Updated2026-06-02 00:16:36 UTC
DescriptionA security flaw has been discovered in Orthanc DICOM Server up to 1.12.11. This issue affects the function DcmItem::read of the file OrthancFramework/Sources/DicomParsing/FromDcmtkBridge.cpp of the component DCMTK Parser. Performing a manipulation results in stack-based buffer overflow. Attacking locally is a requirement. The exploit has been released to the public and may be used for attacks. The patch is named bae99026ca97. To fix this issue, it is recommended to deploy a patch.

Risk And Classification

Primary CVSS: v4.0 1.9 LOW from [email protected]

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/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

Problem Types: CWE-119 | CWE-121 | CWE-121 Stack-based Buffer Overflow | CWE-119 Memory Corruption

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary1.9LOWCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/C...
4.0CNADECLARED4.8MEDIUMCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
3.1[email protected]Primary3.3LOWCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
3.1CNADECLARED3.3LOWCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
3.0CNADECLARED3.3LOWCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
2.0[email protected]Secondary1.7AV:L/AC:L/Au:S/C:N/I:N/A:P
2.0CNADECLARED1.7AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C

CVSS v4.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/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

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

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

CVSS v3.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Orthanc DICOM Server affected 1.12.0 Not specified
CNA Orthanc DICOM Server affected 1.12.1 Not specified
CNA Orthanc DICOM Server affected 1.12.2 Not specified
CNA Orthanc DICOM Server affected 1.12.3 Not specified
CNA Orthanc DICOM Server affected 1.12.4 Not specified
CNA Orthanc DICOM Server affected 1.12.5 Not specified
CNA Orthanc DICOM Server affected 1.12.6 Not specified
CNA Orthanc DICOM Server affected 1.12.7 Not specified
CNA Orthanc DICOM Server affected 1.12.8 Not specified
CNA Orthanc DICOM Server affected 1.12.9 Not specified
CNA Orthanc DICOM Server affected 1.12.10 Not specified
CNA Orthanc DICOM Server affected 1.12.11 Not specified

References

ReferenceSourceLinkTags
vuldb.com/submit/820766 [email protected] vuldb.com
vuldb.com/cve/CVE-2026-10528 [email protected] vuldb.com
orthanc.uclouvain.be/bugs/show_bug.cgi [email protected] orthanc.uclouvain.be
orthanc.uclouvain.be/bugs/show_bug.cgi [email protected] orthanc.uclouvain.be
vuldb.com/vuln/367636 [email protected] vuldb.com
orthanc.uclouvain.be/hg/orthanc/rev/bae99026ca97 [email protected] orthanc.uclouvain.be
vuldb.com/vuln/367636/cti [email protected] vuldb.com
orthanc.uclouvain.be/bugs/attachment.cgi [email protected] orthanc.uclouvain.be
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: dapickle (VulDB User) (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-06-01T00:00:00.000ZAdvisory disclosed
CNA2026-06-01T02:00:00.000ZVulDB entry created
CNA2026-06-01T12:27:57.000ZVulDB entry last update
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