CVE-2026-21493

iccDEV has Type Confusion during XML Curve Serialization

6.6 Medium

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1.1 and below are vulnerable to Type Confusion in its CIccSingleSampledeCurveXml class during XML Curve Serialization. This issue is fixed in version 2.3.1.2.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: High

Exploit likelihood

0.19%Up 0.2 points since Jan 7, 2026

What each source reports

CVE List Score used 6.6

iccDEV has Type Confusion during XML Curve Serialization

Record: CVE-2026-21493
CVSS 3.1: 6.6 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
Weakness: CWE-188, CWE-703, CWE-843
Updated: 2026-11-02

EUVDEUVD-2026-1156 6.6

Record: EUVD-2026-1156
CVSS 3.1: 6.6 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
Updated: 2026-11-02

NVD 6.6

Record: CVE-2026-21493
CVSS 3.1: 6.6 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
Weakness: CWE-188, CWE-703, CWE-843
Updated: 2026-11-02

OSV 6.6

iccDEV has Type Confusion during XML Curve Serialization

Record: CVE-2026-21493
CVSS 3.1: 6.6 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
Weakness: CWE-188, CWE-703, CWE-843
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-21493 is a medium vulnerability (CVSS 6.6) in Color Iccdev, published January 6, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.19%, the 8th percentile. No source names a fixed version.