Path Traversal in Publiccms
CVE-2026-3289
A weakness has been identified in Sanluan PublicCMS 6.202506.d. This impacts the function saveMetadata of the file TemplateCacheComponent.java of the component Template Cache Generation. Executing a manipulation can lead to path traversal. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks. 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 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.009 (57.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 57.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.009 · change: +0.002
Affected products
- Publiccms — versions 6.202506.d
- Sanluan Publiccms — versions 6.202506.d
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry, Third Party Advisory)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- www.yuque.com/la12138/pa2fpb/wdggytgi4vhl93zd (Exploit, Third Party Advisory, exploit)
Frequently asked questions
- What is CVE-2026-3289?
- CVE-2026-3289 is a medium-severity vulnerability in Publiccms, classified under Path Traversal. CVSS score: 6.3/10. Published 2026-02-27.
- How severe is CVE-2026-3289?
- Medium severity. CVSS v3 base score is 6.3 out of 10.