Vulnerability · Published Mar 2, 2025 · Assigned by VulDB

CVE-2025-1818zj1983 zz ZfileAction.upload unrestricted upload

Medium 6.3

In plain English

A medium-severity unrestricted file upload in zz from zj1983. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 52% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium

Exploit odds (30 days)0.7%top 48.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
zj1983	zz	2024-8

Weakness: CWE-434, CWE-284 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

References

VDB-298091 | zj1983 zz ZfileAction.upload unrestricted upload vdb-entry, technical-description
VDB-298091 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #504304 | zz_erp https://gitee.com/zj1983/zz <=2024-8 Any file upload third-party-advisory
https://www.yuque.com/u123456789-6sobi/cdgcbq/bg2g3eit41o4cpd4 exploit
https://www.yuque.com/u123456789-6sobi/cdgcbq/bg2g3eit41o4cpd4# exploit