Arbitrary file upload in Alfasado Powercms
CVE-2025-54757
Multiple versions of PowerCMS allow unrestricted upload of dangerous files. If a product administrator accesses a malicious file uploaded by a product user, an arbitrary script may be executed on the browser.
Vulnerability class: Unrestricted File Upload
EPSS: 0.002 (11.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L.
Affected products
- Alfasado Powercms
- Alfasado Inc. Powercms — versions 6.7 and earlier (PowerCMS 6.x series), 5.3 and earlier (PowerCMS 5.x series), 4.6 and earlier (PowerCMS 4.x series)
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vultures@jpcert.or.jp (Vendor Advisory)
- vultures@jpcert.or.jp (Third Party Advisory)
Frequently asked questions
- What is CVE-2025-54757?
- CVE-2025-54757 is a medium-severity vulnerability in Alfasado Powercms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 6.5/10. Published 2025-07-31.
- How severe is CVE-2025-54757?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2025-54757 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.