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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.002 (10.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 10.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
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
- www.powercms.jp/news/release-powercms-671-531-461.html (Vendor Advisory)
- jvn.jp/en/vu/JVNVU93412964/ (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.