Vulnerability · Published Dec 29, 2025 · Assigned by twcert
CVE-2025-15228WELLTEND TECHNOLOGY｜ BPMFlowWebkit - Arbitrary File Upload
Critical 9.8
In plain English
A critical-severity unrestricted file upload in BPMFlowWebkit from WELLTEND TECHNOLOGY. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 48% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.6%top 51.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
BPMFlowWebkit developed by WELLTEND TECHNOLOGY has a Arbitrary File Upload vulnerability, allowing unauthenticated remote attackers to upload and execute web shell backdoors, thereby enabling arbitrary code execution on the server.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| WELLTEND TECHNOLOGY | BPMFlowWebkit | 0 – before 5.0.5 |
Weakness: CWE-434 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
- https://www.twcert.org.tw/tw/cp-132-10604-c65aa-1.html third-party-advisory
- https://www.twcert.org.tw/en/cp-139-10605-426b6-2.html third-party-advisory