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Vulnerability · Published Aug 25, 2025 · Assigned by VulDB

CVE-2025-9400YiFang CMS P_file.php mergeMultipartUpload unrestricted upload

Medium 6.3

In plain English

A medium-severity unrestricted file upload in CMS from YiFang. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 28% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium
Exploit odds (30 days)0.3%top 72.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A flaw has been found in YiFang CMS up to 2.0.5. This affects the function mergeMultipartUpload of the file app/utils/base/plugin/P_file.php. This manipulation of the argument File causes unrestricted upload. Remote exploitation of the attack is possible. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

VendorProductVersions
YiFang CMS 2.0.02.0.12.0.22.0.32.0.42.0.5

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/E:P/RL:X/RC:R

References