CVE-2026-21684
iccDEV has Undefined Behavior in CIccTagSpectralViewingConditions()
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 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.
INFO
Published Date :
Jan. 7, 2026, 10:15 p.m.
Last Modified :
Jan. 12, 2026, 6:05 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 3.1 | HIGH | MITRE-CVE |
Solution
- Update the iccDEV library to version 2.3.1.2.
- Process ICC color profiles using the updated library.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-21684.
| URL | Resource |
|---|---|
| https://github.com/InternationalColorConsortium/iccDEV/issues/216 | Issue Tracking Exploit Vendor Advisory |
| https://github.com/InternationalColorConsortium/iccDEV/pull/225 | Issue Tracking Patch |
| https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-fg9m-j9x8-8279 | Patch Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-21684 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-2026-21684
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-2026-21684 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-21684 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.
-
Initial Analysis by [email protected]
Jan. 12, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:color:iccdev:*:*:*:*:*:*:*:* versions up to (excluding) 2.3.1.1 Added Reference Type GitHub, Inc.: https://github.com/InternationalColorConsortium/iccDEV/issues/216 Types: Exploit, Issue Tracking, Vendor Advisory Added Reference Type GitHub, Inc.: https://github.com/InternationalColorConsortium/iccDEV/pull/225 Types: Issue Tracking, Patch Added Reference Type GitHub, Inc.: https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-fg9m-j9x8-8279 Types: Patch, Vendor Advisory -
New CVE Received by [email protected]
Jan. 07, 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 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. Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H Added CWE CWE-20 Added CWE CWE-758 Added Reference https://github.com/InternationalColorConsortium/iccDEV/issues/216 Added Reference https://github.com/InternationalColorConsortium/iccDEV/pull/225 Added Reference https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-fg9m-j9x8-8279