# CVE-2026-21688

## Summary

- **CVE ID:** CVE-2026-21688
- **Severity:** HIGH
- **CVSS Score:** 8.8 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
- **CWE:** CWE-20, CWE-190, CWE-476, CWE-681
- **Published:** Jan 7, 2026
- **Last Modified:** Mar 12, 2026

## 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 Type Confusion vulnerability in `SIccCalcOp::ArgsPushed()` at `IccProfLib/IccMpeCalc.cpp`. 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.

## Affected Products

- InternationalColorConsortium — iccDEV (< 2.3.1.2)

## References

- [CNA](https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-3r2x-j7v3-pg6f)
- [CNA](https://github.com/InternationalColorConsortium/iccDEV/issues/379)
- [CNA](https://github.com/InternationalColorConsortium/iccDEV/pull/422)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.36%
- **EPSS Percentile:** 29.1

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._