CVE-2026-21676 json
iccDEV has a Heap-based Buffer Overflow in its CIccMBB::Validate() function
published 2026-01-06 10 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-1151
- cvss
- 8.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 35%
- public exploits
- 0
- none known
Summary
iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1 and below have a Heap-based Buffer Overflow in its CIccMBB::Validate function which checks tag data validity. This issue is fixed in version 2.3.1.1.
Patch / fix
- color iccdev 2.3.1.1
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 10 mo ago
Exploit prediction
0.41% chance of exploitation in the next 30 days, higher than 35% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/InternationalColorConsortium/iccDEV/issues/215 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected products
- InternationalColorConsortium iccDEV
Classification
- Weakness
-
- CWE-122 Heap-based Buffer Overflow
References
-
github.com
/InternationalColorConsortium/iccDEV/commit/e4c38a67d06073b38d58580b0cfc78ca61005f84
patch
-
github.com
/InternationalColorConsortium/iccDEV/security/advisories/GHSA-j5vv-p2hv-c392
patch, vendor-advisory
-
github.com
/InternationalColorConsortium/iccDEV/issues/215
exploit, issue-tracking, vendor-advisory
Sources
- CVE List CVE-2026-21676
- NVD CVE-2026-21676
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.