What is CVE-2026-21497?

CVE-2026-21497 is a medium-severity vulnerability in Color Iccdev, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2026-01-07.

How severe is CVE-2026-21497?

Medium severity. CVSS v3 base score is 5.5 out of 10.

NULL pointer dereference in Color Iccdev

CVE-2026-21497

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 an unknown tag parser. This issue has been patched in version 2.3.1.2.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2026-01-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.002 (7.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Color Iccdev
Internationalcolorconsortium Iccdev — versions < 2.3.1.2

Weakness classification (CWE)

References

github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-7gv7-cm… (Third Party Advisory)
github.com/InternationalColorConsortium/iccDEV/issues/374 (Exploit, Issue Tracking)
github.com/InternationalColorConsortium/iccDEV/pull/403 (Issue Tracking)
github.com/InternationalColorConsortium/iccDEV/commit/9419cac7f084197941994b8b9… (Patch)

Frequently asked questions

What is CVE-2026-21497?: CVE-2026-21497 is a medium-severity vulnerability in Color Iccdev, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2026-01-07.
How severe is CVE-2026-21497?: Medium severity. CVSS v3 base score is 5.5 out of 10.