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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.002 (10.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 10th percentile — 10.5% 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-rqp9-r5… (Third Party Advisory)
- github.com/InternationalColorConsortium/iccDEV/issues/366 (Exploit, Issue Tracking)
- github.com/InternationalColorConsortium/iccDEV/pull/415 (Issue Tracking)
- github.com/InternationalColorConsortium/iccDEV/commit/14fe3785e6b1f9992375b2a24… (Patch)
- github.com/InternationalColorConsortium/iccDEV/commit/23a38f83f2a5874a1c4427df5… (Patch)
- github.com/InternationalColorConsortium/iccDEV/blob/798be59011649a26a529600cc3c… (Product)
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.