CVE-2026-21493
iccDEV has Type Confusion during XML Curve Serialization
- Published
- Updated
- Reserved
- Assigned by
- GitHub_M
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 Type Confusion in its CIccSingleSampledeCurveXml class during XML Curve Serialization. This issue is fixed in version 2.3.1.2.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. CISA's SSVC rates its exploitation: a proof of concept is public.
Timeline
ID reserved
By GitHub_M
- 8 days later
· 8 days later
Published
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitHub_MCNA (assigner) | 3.1 | Medium6.6 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H |
| NVDNVD · Analyzed | 3.1 | Medium6.6 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H |
- EPSS (exploitation in 30 days)
- 0.19% · top 92% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.6.
Weakness
- CWE-188: Reliance on Data/Memory Layout (opens in a new tab)All about CWE-188 and its CVEs
- CWE-703: Improper Check or Handling of Exceptional Conditions (opens in a new tab)All about CWE-703 and its CVEs
- CWE-843: Access of Resource Using Incompatible Type ('Type Confusion') (opens in a new tab)All about CWE-843 and its CVEs
Affected products
InternationalColorConsortium · iccDEV
- affected < 2.3.1.2
References (3)
- https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-p85g-f9q7-jmjx (opens in a new tab)x_refsource_CONFIRM
- https://github.com/InternationalColorConsortium/iccDEV/issues/358 (opens in a new tab)x_refsource_MISC
- https://github.com/InternationalColorConsortium/iccDEV/commit/7ff76d1471077172f9659de8d9536443eac7c48f (opens in a new tab)x_refsource_MISC
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2026-21493)Record last updated .