What is CVE-2026-21487?

CVE-2026-21487 is a medium-severity vulnerability in Color Iccdev, classified under Improper Input Validation. CVSS score: 6.1/10. Published 2026-01-06.

How severe is CVE-2026-21487?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Out-of-bounds Read in Color Iccdev

CVE-2026-21487

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1.1 and below have an Out-of-bounds Read, Use of Out-of-range Pointer Offset and have Improper Input Validation in its CIccProfile::LoadTag function. This issue is fixed in version 2.3.1.2.

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

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

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H.

EPSS exploit prediction

EPSS: 0.002 (7.5th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.5% 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-xq7x-95… (Patch, Vendor Advisory)
github.com/InternationalColorConsortium/iccDEV/issues/340 (Exploit, Issue Tracking, Vendor Advisory)
github.com/InternationalColorConsortium/iccDEV/commit/1516e2cafc253bb06fd3700d5… (Patch)

Frequently asked questions

What is CVE-2026-21487?: CVE-2026-21487 is a medium-severity vulnerability in Color Iccdev, classified under Improper Input Validation. CVSS score: 6.1/10. Published 2026-01-06.
How severe is CVE-2026-21487?: Medium severity. CVSS v3 base score is 6.1 out of 10.