Buffer overflow in Color Iccdev

CVE-2026-21504

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 heap buffer overflow in the ToneMap parser. This issue has been patched in version 2.3.1.2.

Vulnerability class: Buffer Overflow

EPSS: 0.002 (7.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-21504?
CVE-2026-21504 is a medium-severity vulnerability in Color Iccdev, classified under Heap-based Buffer Overflow. CVSS score: 6.6/10. Published 2026-01-07.
How severe is CVE-2026-21504?
Medium severity. CVSS v3 base score is 6.6 out of 10.