CVE-2026-25503 iccDEV Has Type Confusion in CIccTagEmbeddedHeightImage::Validate()

What is CVE-2026-25503?

CVE-2026-25503 is a high-severity memory corruption vulnerability in Color Iccdev, published on 3 Feb 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official 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, type confusion allowed malformed ICC profiles to trigger undefined behavior when loading invalid icImageEncodingType values causing denial of service. This issue has been patched in version 2.3.1.2.

Weakness: CWE-843, CWE-704

Which versions are affected by CVE-2026-25503?

It affects 1 product.

Products include Color Iccdev.

How do I fix CVE-2026-25503?

No fix has been published for CVE-2026-25503 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2026-25503 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-25503 exists.

Other vulnerabilities in Color Iccdev

• CVE-2026-21675 iccDEV has a Use After Free vulnerability in CIccCmm class via improper hint manager object deletion Critical 9.8
• CVE-2026-24405 iccDEV has Heap Buffer Overflow in CIccMpeCalculator::Read() High 8.8
• CVE-2026-24406 iccDEV has Heap Buffer Overflow in CIccTagNamedColor2::SetSize() High 8.8
• CVE-2026-24412 iccDEV has Heap Buffer Overflow in icCurvesFromXml() High 8.8
• CVE-2026-22861 iccDEV has a heap-buffer-overflow in SIccCalcOp::Describe() at IccProfLib/IccMpeCalc.cpp High 8.8

All Color Iccdev vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-pf84-4c7q-x764.