CVE-2026-21488: color iccdev Heap-based Buffer Overflow

Vulnerability summary

CVE-2026-21488 is a high (CVSS 7.1) Heap-based Buffer Overflow vulnerability in color iccdev. EPSS estimates a 0.15% chance of exploitation in the next 30 days, higher than 3.8% of scored vulnerabilities.

Timeline

1. 06-01-2026
   PublishedVulnerability first disclosed.
2. 06-01-2026
   Last modifiedVulnerability information updated.

Description

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1.1 and below are vulnerable to Out-of-bounds Read, Heap-based Buffer Overflow and Improper Null Termination through its CIccTagText::Read function. This issue is fixed in version 2.3.1.2.

• CWE-122Heap-based Buffer OverflowA heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
• CWE-125Out-of-bounds ReadThe product reads data past the end, or before the beginning, of the intended buffer.
• CWE-170Improper Null TerminationThe product does not terminate or incorrectly terminates a string or array with a null character or equivalent terminator.