Path Traversal in Jeesite
CVE-2026-3405
A vulnerability has been found in thinkgem JeeSite up to 5.15.1. The affected element is an unknown function of the component Connection Handler. The manipulation leads to path traversal. It is possible to initiate the attack remotely. The attack is considered to have high complexity. The exploitability is described as difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.1 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.009 (57.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 57.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.009 · change: +0.003
Affected products
- Jeesite
- Thinkgem Jeesite — versions 5.15.0, 5.15.1
Weakness classification (CWE)
References
- vuldb.com/ (VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- www.yuque.com/la12138/pa2fpb/sg81mhkrat5h170c (Permissions Required, exploit)
Frequently asked questions
- What is CVE-2026-3405?
- CVE-2026-3405 is a low-severity vulnerability in Jeesite, classified under Path Traversal. CVSS score: 3.1/10. Published 2026-03-02.
- How severe is CVE-2026-3405?
- Low severity. CVSS v3 base score is 3.1 out of 10.