CVE-2026-114401
mediumTrudesk through 1.2.11 contains a regular expression injection vulnerability that allows unauthenticated attackers to enumerate usernames by submitting regex p…
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
5.3
5.3 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Severity source: NVD CVSS v3.1 (disclosure@vulncheck.com)
Timeline (UTC)
Published: 2026-10-21 13:18
Modified: 2026-10-22 15:44
NVD status: Awaiting Analysis
Last synced 1 day ago
Verified against the source API 2026-10-27 07:05 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/polonel/trudesk disclosure@vulncheck.com
- https://github.com/polonel/trudesk/blob/v1.2.11/src/controllers/api/v1/common.js#L45-L65 disclosure@vulncheck.com
- https://github.com/polonel/trudesk/blob/v1.2.11/src/models/user.js#L310-L319 disclosure@vulncheck.com
- https://hackmd.io/@leediay/multiple-vuln-trudesk-1211 disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/trudesk-through-1.2.11-username-enumeration-via-regex... disclosure@vulncheck.com
- https://hackmd.io/@leediay/multiple-vuln-trudesk-1211 134c704f-9b21-4f2e-91b3-4a467353bcc0
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 07:05 UTC · record ↗