Path Traversal in Polonel Trudesk
CVE-2026-114399
Trudesk through 1.2.11 contains a path traversal vulnerability that allows administrators to delete arbitrary files by supplying encoded traversal sequences to DELETE /api/v1/backup/:backup. Attackers can also pass unvalidated file values to POST /api/v1/backup/restore to restore archives from, or extract to, paths outside the intended directories.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- hackmd.io/@leediay/multiple-vuln-trudesk-1211 (third-party-advisory)
- github.com/polonel/trudesk/blob/v1.2.11/src/controllers/backuprestore.js (technical-description)
- github.com/polonel/trudesk/blob/v1.2.11/src/backup/restore.js (technical-description)
- github.com/polonel/trudesk (product)
- www.vulncheck.com/advisories/trudesk-through-1.2.11-path-traversal-via-backup-d… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-114399?
- CVE-2026-114399 is a medium-severity vulnerability in Polonel Trudesk, classified under Path Traversal. CVSS score: 6.5/10. Published 2026-10-21.
- How severe is CVE-2026-114399?
- Medium severity. CVSS v3 base score is 6.5 out of 10.