CVE-2026-41254
Little CMS (lcms2) Integer Overflow Vulnerability
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.
INFO
Published Date :
April 18, 2026, 7:16 a.m.
Last Modified :
April 18, 2026, 7:16 a.m.
Remotely Exploit :
No
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-41254
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | 8254265b-2729-46b6-b9e3-3dfca2d5bfca | ||||
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Update Little CMS to a fixed version.
- Apply vendor patches if available.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-41254.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-41254 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-41254
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-41254 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-41254 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Apr. 18, 2026
Action Type Old Value New Value Added 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. Added CVSS V3.1 AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L Added CWE CWE-696 Added Reference https://abhinavagarwal07.github.io/posts/lcms2-cubesize-overflow/ Added Reference https://github.com/mm2/Little-CMS/commit/da6110b1d14abc394633a388209abd5ebedd7ab0 Added Reference https://github.com/mm2/Little-CMS/commit/e0641b1828d0a1af5ecb1b11fe22f24fceefd4bc Added Reference https://github.com/mm2/Little-CMS/security/advisories/GHSA-4xp6-rcgg-m9qq Added Reference https://www.openwall.com/lists/oss-security/2026/04/17/16