InternationalColorConsortium iccDEV up to 2.3.1.2 ICC Color Profile IccMpeCalc.cpp SIccCalcOp::ArgsPushed input validation

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability was found in InternationalColorConsortium iccDEV up to 2.3.1.2 and classified as critical. This vulnerability affects the function SIccCalcOp::ArgsPushed in the library IccProfLib/IccMpeCalc.cpp of the component ICC Color Profile Handler. Such manipulation leads to input validation. This vulnerability is referenced as CVE-2026-21688. It is possible to launch the attack remotely. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in InternationalColorConsortium iccDEV up to 2.3.1.2 and classified as critical. Affected by this issue is the function SIccCalcOp::ArgsPushed in the library IccProfLib/IccMpeCalc.cpp of the component ICC Color Profile Handler. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability. CVE summarizes:

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 `SIccCalcOp::ArgsPushed()` at `IccProfLib/IccMpeCalc.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.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-21688 since 01/02/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

Upgrading to version 2.3.1.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-1390). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.8
CNA Vector (GitHub_M): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: iccDEV 2.3.1.2

Timelineinfo

01/02/2026 CVE reserved
01/07/2026 +5 days Advisory disclosed
01/07/2026 +0 days VulDB entry created
01/08/2026 +1 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-21688 (🔒)
GCVE (CVE): GCVE-0-2026-21688
GCVE (VulDB): GCVE-100-339980
EUVD: 🔒

Entryinfo

Created: 01/07/2026 23:02
Updated: 01/08/2026 12:50
Changes: 01/07/2026 23:02 (65), 01/08/2026 12:50 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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