Medium 4.0Published Apr 30, 2026

CVE-2026-42798Little CMS (lcms2) 2.16 through 2.18 before 2.19 has an integer overflow in ParseCube in cmscgats.c.

Updated under an hour ago (Oct 27, 2026, 6:40 AM ET)

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Exploited in the last 30 days

Little CMS (lcms2) 2.16 through 2.18 before 2.19 has an integer overflow in ParseCube in cmscgats.c.

CVSS: 4.0 MEDIUM (v3.1, CNA)CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L
Weakness (CWE): CWE-190
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: mitre
NVD analysis: Deferred
Record last updated: Apr 30, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

littlecms little cms color engine littlecms:little_cms_color_engine (from the name)	from 2.16 before 2.19	CNA record

References

References

https://github.com/mm2/Little-CMS/commit/6a686019825a89b715d16671f18d049523354176
https://github.com/mm2/Little-CMS/compare/lcms2.18...lcms2.19
https://www.openwall.com/lists/oss-security/2026/04/30/8

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.