Arbitrary file upload in Zframeworks Zz
CVE-2025-1818
A vulnerability, which was classified as critical, has been found in zj1983 zz up to 2024-8. This issue affects some unknown processing of the file src/main/java/com/futvan/z/system/zfile/ZfileAction.upload. The manipulation of the argument file leads to unrestricted upload. The attack may be initiated remotely. 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.
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: 0.007 (49.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 49.7% 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: 0.007 · change: +0.000
Affected products
- Zframeworks Zz
- Zj1983 Zz — versions 2024-8
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, Exploit, permissions-required)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- www.yuque.com/u123456789-6sobi/cdgcbq/bg2g3eit41o4cpd4 (Exploit, Third Party Advisory, exploit)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-1818?
- CVE-2025-1818 is a medium-severity vulnerability in Zframeworks Zz, classified under Improper Access Control. CVSS score: 6.3/10. Published 2025-03-02.
- How severe is CVE-2025-1818?
- Medium severity. CVSS v3 base score is 6.3 out of 10.