A vulnerability categorized as critical has been discovered in InternationalColorConsortium iccDEV 2.3.1.1/2.3.1.2/2.3.1.3/2.3.1.4/2.3.1.5 . This impacts the function CTiffImg::WriteLine of the component ICC Color Profile Handler . Such manipulation leads to heap-based buffer overflow. This vulnerability is uniquely identified as CVE-2026-34539 . The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.