InternationalColorConsortium iccDEV up to 2.3.1.1/2.3.1.2 CIccProfile::LoadTag out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in InternationalColorConsortium iccDEV up to 2.3.1.1/2.3.1.2. Affected is the function CIccProfile::LoadTag. This manipulation causes out-of-bounds. The identification of this vulnerability is CVE-2026-21487. It is possible to initiate the attack remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in InternationalColorConsortium iccDEV up to 2.3.1.1/2.3.1.2. Affected by this vulnerability is the function CIccProfile::LoadTag. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. 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 for working with ICC color management profiles. Versions 2.3.1.1 and below have an Out-of-bounds Read, Use of Out-of-range Pointer Offset and have Improper Input Validation in its CIccProfile::LoadTag function. This issue is fixed in version 2.3.1.2.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-21487 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. 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 the patch 1516e2cafc253bb06fd3700d589a4ed0f09f7bd6 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.

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Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 7.1
NVD Vector: 🔒

CNA Base Score: 6.1
CNA Vector (GitHub_M): 🔒

CVSSv2info

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

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
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
Patch: 1516e2cafc253bb06fd3700d589a4ed0f09f7bd6

Timelineinfo

12/29/2025 CVE reserved
01/06/2026 +8 days Advisory disclosed
01/06/2026 +0 days VulDB entry created
01/13/2026 +7 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 340
Status: Confirmed

CVE: CVE-2026-21487 (🔒)
GCVE (CVE): GCVE-0-2026-21487
GCVE (VulDB): GCVE-100-339679

Entryinfo

Created: 01/06/2026 08:17
Updated: 01/13/2026 16:07
Changes: 01/06/2026 08:17 (67), 01/13/2026 16:07 (11)
Complete: 🔍
Cache ID: 216::103

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