Reliance on undefined behavior in iccDEV - CVE-2026-21677
Published: May 5, 2026
Vulnerability identifier: #VU129842
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2026-21677
CWE-ID: CWE-758
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: International Color Consortium
Affected software:
iccDEV
iccDEV
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code.
The vulnerability exists due to reliance on undefined behavior in CIccCLUT::Init() when processing ICC color profiles. A remote attacker can trick the victim into processing a crafted ICC color profile to execute arbitrary code.
User interaction is required to process a crafted ICC color profile.
How to mitigate CVE-2026-21677
Install security update from vendor's website.