InternationalColorConsortium iccDEV up to 2.3.1.2 ICC Color Profile CIccTagSpectralViewingConditions input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability has been found in InternationalColorConsortium iccDEV up to 2.3.1.2 and classified as problematic. Affected is the function CIccTagSpectralViewingConditions of the component ICC Color Profile Handler. The manipulation leads to input validation. This vulnerability is referenced as CVE-2026-21684. Remote exploitation of the attack is possible. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in InternationalColorConsortium iccDEV up to 2.3.1.2. It has been rated as problematic. This issue affects the function CIccTagSpectralViewingConditions 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 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 Undefined Behavior in `CIccTagSpectralViewingConditions()`. 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 at github.com. The identification of this vulnerability is CVE-2026-21684 since 01/02/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, 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-2026-1394). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 6.1

VulDB Base Score: 5.4
VulDB Temp Score: 5.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.1
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-2026-21684 (🔒)
GCVE (CVE): GCVE-0-2026-21684
GCVE (VulDB): GCVE-100-339965
EUVD: 🔒

Entryinfo

Created: 01/07/2026 22:31
Updated: 01/08/2026 14:05
Changes: 01/07/2026 22:31 (64), 01/08/2026 14:05 (1)
Complete: 🔍
Cache ID: 216::103

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