Auth bypass in Zhenfeng13 My-Blog
CVE-2025-9100
A security flaw has been discovered in zhenfeng13 My-Blog 1.0.0. This vulnerability affects unknown code of the file /blog/comment of the component Frontend Blog Article Comment Handler. The manipulation leads to authentication bypass by capture-replay. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.005 (43.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 43.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Zhenfeng13 My-Blog — versions 1.0, 1.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vuldb.com/ (VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/ZHENFENG13/My-Blog/issues/149 (issue-tracking, Exploit, Issue Tracking)
- github.com/ZHENFENG13/My-Blog/issues/149 (issue-tracking, Exploit, exploit, Issue Tracking)
Frequently asked questions
- What is CVE-2025-9100?
- CVE-2025-9100 is a medium-severity vulnerability in Zhenfeng13 My-Blog, classified under Improper Authentication. CVSS score: 5.3/10. Published 2025-08-18.
- How severe is CVE-2025-9100?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2025-9100 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.