Is CVE-2026-21496 actively exploited?

CVE-2026-21496 has no public evidence of in-the-wild exploitation as of 2026-01-09.

What is the CVSS score for CVE-2026-21496?

CVE-2026-21496 has a CVSS score of 5.5 (MEDIUM severity). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

How do I patch CVE-2026-21496?

Patch guidance is available from color security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2026-21496.

CVE-2026-21496 - remediation guidance & executive summary

Description

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.

CVSS Metrics

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector: local
Complexity: low
Privileges: none
User Action: required
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
Weaknesses: CWE-20 · Improper Input Validation CWE-252 CWE-476 · NULL Pointer Dereference CWE-690 CWE-476 · NULL Pointer Dereference

Metadata

Primary Vendor: COLOR
Published: 1/7/2026
Last Modified: 1/9/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

color : iccdev

Remediation Guidance

Executive Summary

Cite this page

CVE-2026-21496. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2026-21496

View on NIST NVD

CVE-2026-21496 vulnerability