Cross-Site Request Forgery in Zhenfeng13 My-Blog Product
CVE-2025-8739

5.3MEDIUM

Key Information:

Vendor

Zhenfeng13

Status
My-blog
Vendor
CVE Published:
8 August 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-8739?

A cross-site request forgery vulnerability has been identified in Zhenfeng13 My-Blog, impacting versions up to 1.0.0. The flaw resides in the handling of the 'tagName' parameter in the '/admin/tags/save' file. This enables attackers to perform unauthorized actions without user consent, potentially leading to malicious alterations and data breaches. The exploit can be initiated remotely, posing a significant risk to users by allowing malicious actors to manipulate blog settings. The vulnerability has been made publicly known, increasing the urgency for users to secure their installations.

Affected Version(s)

My-Blog 1.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-8739 - Proof of Concept

References

https://vuldb.com/?id.319235
vdb-entrytechnical-description
https://vuldb.com/?ctiid.319235
signaturepermissions-required
https://vuldb.com/?submit.623479
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

ZAST.AI (VulDB User)
.
CVE-2025-8739 : Cross-Site Request Forgery in Zhenfeng13 My-Blog Product