CVE-2026-14449
POST-based reflected XSS via the thanks parameter in form components
Description
u5CMS through v12.8.8 is vulnerable to reflected XSS via the ‘thanks’ parameter in multiple form components
INFO
Published Date :
July 2, 2026, 11:47 a.m.
Last Modified :
July 2, 2026, 11:47 a.m.
Remotely Exploit :
Yes !
Source :
NCSC.ch
Affected Products
The following products are affected by CVE-2026-14449
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 4.0 | MEDIUM | 455daabc-a392-441d-aa46-37d35189897c |
Solution
- Update u10CMS to the latest version.
- Sanitize user input in the 'thanks' parameter.
- Implement output encoding for user-supplied data.
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-2026-14449 vulnerability anywhere in the article.