Arbitrary file upload in Perfree Perfreeblog

CVE-2025-60731

PerfreeBlog v4.0.11 has a File Upload vulnerability in the installTheme function

Vulnerability class: Unrestricted File Upload

EPSS: 0.002 (16.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-60731?
CVE-2025-60731 is a high-severity vulnerability in Perfree Perfreeblog, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.6/10. Published 2025-10-24.
How severe is CVE-2025-60731?
High severity. CVSS v3 base score is 7.6 out of 10.