CVE-2026-21682: color iccdev Improper Input Validation
Vulnerability summary
CVE-2026-21682 is a high (CVSS 8.8) Improper Input Validation vulnerability in color iccdev. EPSS estimates a 0.37% chance of exploitation in the next 30 days, higher than 29.4% of scored vulnerabilities. 1 public exploit is recorded.
Timeline
- 07-01-2026PublishedVulnerability first disclosed.
- 07-01-2026Last modifiedVulnerability information updated.
Description
iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of International Color Consortium (ICC) color management profiles. Versions prior to 2.3.1.2 have a heap-buffer-overflow in `CIccXmlArrayType::ParseText()`. This vulnerability affects users of the iccDEV library who process ICC color profiles. Version 2.3.1.2 contains a patch. No known workarounds are available.
CVSS metrics
2 scores · 2 sources · 1 version- NVDNIST8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.37%
Chance of exploitation in the next 30 days
Percentile
29%
Versus all other CVEs
30-day change
+0.01 pp
From 0.36% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundIccdev
Maturity: poc
Weaknesses
CWE · root cause- CWE-20Improper Input ValidationThe product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
- 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().
Affected systems
2 vendors · 2 products
References
3 links- github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-jq9m-54gr-c56cX Refsource CONFIRMVendor Advisory
- github.com/InternationalColorConsortium/iccDEV/issues/178X Refsource MISCExploitIssue TrackingVendor Advisory