InternationalColorConsortium iccDEV up to 2.3.1.1 ICC Color Profile IccMpeXml.cpp ToXml type confusion

Summaryinfo

A vulnerability marked as critical has been reported in InternationalColorConsortium iccDEV up to 2.3.1.1. Impacted is the function CIccSegmentedCurveXml::ToXml of the file IccXML/IccLibXML/IccMpeXml.cpp of the component ICC Color Profile Handler. This manipulation causes type confusion. This vulnerability is registered as CVE-2026-21693. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in InternationalColorConsortium iccDEV up to 2.3.1.1 and classified as critical. Affected by this vulnerability is the function CIccSegmentedCurveXml::ToXml of the file IccXML/IccLibXML/IccMpeXml.cpp of the component ICC Color Profile Handler. The manipulation with an unknown input leads to a type confusion vulnerability. The CWE definition for the vulnerability is CWE-843. The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of International Color Consortium (ICC) color management profiles. Versions prior to 2.3.1.2 have a Type Confusion vulnerability in `CIccSegmentedCurveXml::ToXml()` at `IccXML/IccLibXML/IccMpeXml.cpp`. This vulnerability affects users of the iccDEV library who process ICC color profiles. Version 2.3.1.2 contains a patch. No known workarounds are available.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-21693 since 01/02/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 2.3.1.2 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-1384). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

• InternationalColorConsortium

Name

• iccDEV

Version

• 2.3.1.0
• 2.3.1.1

Website

• Product: https://github.com/InternationalColorConsortium/iccDEV/

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

Discussion