CVE-2026-21496

NULL Pointer Dereference in iccDEV Signature Parser

5.5 Medium

iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of ICC color management profiles. Prior to version 2.3.1.2, iccDEV is vulnerable to NULL pointer dereference via the signature parser. This issue has been patched 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: None
Integrity: None
Availability: High

Exploit likelihood

0.19%Up 0.2 points since Jan 8, 2026

What each source reports

CVE List Score used 5.5

NULL Pointer Dereference in iccDEV Signature Parser

Record: CVE-2026-21496
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness: CWE-20, CWE-252, CWE-476, CWE-690
Updated: 2026-11-02

EUVDEUVD-2026-1409 5.5

Record: EUVD-2026-1409
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated: 2026-11-02

NVD 5.5

Record: CVE-2026-21496
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness: CWE-20, CWE-252, CWE-476, CWE-690
Updated: 2026-11-02

OSV 5.5

NULL Pointer Dereference in iccDEV Signature Parser

Record: CVE-2026-21496
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness: CWE-20, CWE-252, CWE-476, CWE-690
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-2026-21496 is a medium vulnerability (CVSS 5.5) in Color Iccdev, published January 7, 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.