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CVE-2026-41254Little CMS (lcms2) through 2.18 has an integer overflow in CubeSize in cmslut.c because the overflow check is performed after the…
- 4.0MediumCVSS base score
- 0.37%Exploitation in 30 daysEPSS · top 69% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Little CMS (lcms2) through 2.18 has an integer overflow in CubeSize in cmslut.c because the overflow check is performed after the multiplication.
Timeline
ID reserved
By mitre
Published
- 19 days later
· 19 days later
Record updated
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 |
|---|---|---|---|
| mitreCNA (assigner) | 3.1 | Medium4.0 | CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.37% · top 69% of all CVEs (15 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.0.
Affected products
littlecms · little cms color engine
- affected ≤ 2.18
References
References6
- https://github.com/mm2/Little-CMS/commit/da6110b1d14abc394633a388209abd5ebedd7ab0 (opens in a new tab)
- https://github.com/mm2/Little-CMS/commit/e0641b1828d0a1af5ecb1b11fe22f24fceefd4bc (opens in a new tab)
- https://www.openwall.com/lists/oss-security/2026/04/17/16 (opens in a new tab)
- https://github.com/mm2/Little-CMS/security/advisories/GHSA-4xp6-rcgg-m9qq (opens in a new tab)
- https://abhinavagarwal07.github.io/posts/lcms2-cubesize-overflow/ (opens in a new tab)
- https://lists.debian.org/debian-lts-announce/2026/05/msg00014.html (opens in a new tab)
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)
- EUVD EUVD-2026-23668 (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)
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[](https://cveledger.app/cve/CVE-2026-41254)Record last updated .