5.5
MEDIUM CVSS 3.1
CVE-2026-21492
iccDEV ToneMap Writer has NULL Pointer Member Call
Description

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 NULL pointer member call vulnerability. 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.

INFO

Published Date :

Jan. 6, 2026, 9:15 p.m.

Last Modified :

Jan. 7, 2026, 7:15 p.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-21492 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM [email protected]
Solution
Update to version 2.3.1.2 or later to fix the NULL pointer dereference vulnerability.
  • Update iccDEV library to version 2.3.1.2 or later.
  • Rebuild applications using the updated library.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-21492 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-21492 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-21492 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-21492 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jan. 07, 2026

    Action Type Old Value New Value
    Added Reference https://github.com/InternationalColorConsortium/iccDEV/issues/394
  • New CVE Received by [email protected]

    Jan. 06, 2026

    Action Type Old Value New Value
    Added Description 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 NULL pointer member call vulnerability. 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.
    Added CVSS V3.1 AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
    Added CWE CWE-476
    Added CWE CWE-252
    Added Reference https://github.com/InternationalColorConsortium/iccDEV/commit/b200a629ada310137d6ae5c53fc9e6d91a4b0dae
    Added Reference https://github.com/InternationalColorConsortium/iccDEV/commit/e72361d215351cbac0002466c4f936e94d6a99e7
    Added Reference https://github.com/InternationalColorConsortium/iccDEV/issues/394
    Added Reference https://github.com/InternationalColorConsortium/iccDEV/pull/401
    Added Reference https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-xpq3-v3jj-mgvx
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 5.5
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact