Vulnerability Details CVE-2026-34537
iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, a crafted ICC profile can trigger Undefined Behavior (UB) in CIccOpDefEnvVar::Exec() due to invalid enum values being loaded for icSigCmmEnvVar. The issue is observable under UBSan as a “load of value … not a valid value for type icSigCmmEnvVar”, indicating an invalid enum/type value being consumed during ICC profile processing. This issue has been patched in version 2.3.1.6.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 3.3%
CVSS Severity
CVSS v3 Score 6.2
References
Products affected by CVE-2026-34537
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cpe:2.3:a:color:iccdev:2.2.50
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cpe:2.3:a:color:iccdev:2.2.6
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cpe:2.3:a:color:iccdev:2.3.1
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cpe:2.3:a:color:iccdev:2.3.1.1
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cpe:2.3:a:color:iccdev:2.3.1.2
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cpe:2.3:a:color:iccdev:2.3.1.3
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cpe:2.3:a:color:iccdev:2.3.1.4