Vulnerability Description
Trudesk through 1.2.11 contains a regular expression injection vulnerability that allows unauthenticated attackers to enumerate usernames by submitting regex patterns to POST /api/v1/login. Attackers can send alternations or prefixes like (admin|root) or a.* and distinguish 'Invalid User' from 'Invalid Password' responses to discover valid accounts.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Trudesk Project | Trudesk | <= 1.2.11 |
Related Weaknesses (CWE)
References
- https://github.com/polonel/trudeskProduct
- https://github.com/polonel/trudesk/blob/v1.2.11/src/controllers/api/v1/common.jsPatch
- https://github.com/polonel/trudesk/blob/v1.2.11/src/models/user.js#L310-L319Patch
- https://hackmd.io/@leediay/multiple-vuln-trudesk-1211ExploitThird Party Advisory
- https://www.vulncheck.com/advisories/trudesk-through-1.2.11-username-enumerationThird Party Advisory
- https://hackmd.io/@leediay/multiple-vuln-trudesk-1211ExploitThird Party Advisory
FAQ
What is CVE-2026-114401?
CVE-2026-114401 is a vulnerability with a CVSS score of 5.3 (MEDIUM). Trudesk through 1.2.11 contains a regular expression injection vulnerability that allows unauthenticated attackers to enumerate usernames by submitting regex patterns to POST /api/v1/login. Attackers ...
How severe is CVE-2026-114401?
CVE-2026-114401 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-114401?
Check the references section above for vendor advisories and patch information. Affected products include: Trudesk Project Trudesk.