InternationalColorConsortium iccDEV up to 2.3.1/2.3.1.1 IccProfile.cpp CalcProfileID infinite loop

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in InternationalColorConsortium iccDEV up to 2.3.1/2.3.1.1. Affected by this vulnerability is the function CalcProfileID of the file IccProfile.cpp. This manipulation causes infinite loop. This vulnerability is registered as CVE-2026-21507. Remote exploitation of the attack is possible. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in InternationalColorConsortium iccDEV up to 2.3.1/2.3.1.1. Affected by this vulnerability is the function CalcProfileID of the file IccProfile.cpp. The manipulation with an unknown input leads to a infinite loop vulnerability. The CWE definition for the vulnerability is CWE-835. The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop. As an impact it is known to affect availability. The summary by CVE is:

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1 and below have an infinite loop in the IccProfile.cpp function, CalcProfileID. This issue is fixed in version 2.3.1.1.

The advisory is shared at github.com. This vulnerability is known as CVE-2026-21507 since 12/29/2025. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

Upgrading to version 2.3.1.1 eliminates this vulnerability. Applying the patch 3f3ce789d0d2b608c194ed172fa38943519dc198 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.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (GitHub_M): 🔒

CVSSv2info

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

Exploitinginfo

Class: Infinite loop
CWE: CWE-835 / CWE-404
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 2.3.1.1
Patch: 3f3ce789d0d2b608c194ed172fa38943519dc198

Timelineinfo

12/29/2025 CVE reserved
01/06/2026 +8 days Advisory disclosed
01/06/2026 +0 days VulDB entry created
01/06/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 244
Status: Confirmed

CVE: CVE-2026-21507 (🔒)
GCVE (CVE): GCVE-0-2026-21507
GCVE (VulDB): GCVE-100-339625

Entryinfo

Created: 01/06/2026 03:06
Changes: 01/06/2026 03:06 (68)
Complete: 🔍
Cache ID: 216::103

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