Cross Site Scripting Vulnerability in My-Blog by Zhenfeng13
CVE-2025-8740

4.8MEDIUM

Key Information:

Vendor

Zhenfeng13

Status
My-blog
Vendor
CVE Published:
8 August 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-8740?

A cross site scripting vulnerability has been identified in the My-Blog application by Zhenfeng13, specifically in the category handler feature located in the /admin/categories/save file. This vulnerability arises due to improper handling of the 'categoryName' argument, which allows an attacker to inject malicious scripts. The exploitation can be executed remotely and poses a significant risk, as it can lead to user data compromise. This vulnerability is publicly disclosed and should be addressed promptly.

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-2025-8740 - Proof of Concept

References

https://vuldb.com/?id.319236
vdb-entrytechnical-description
https://vuldb.com/?ctiid.319236
signaturepermissions-required
https://vuldb.com/?submit.623480
third-party-advisory

CVSS V4

Score:
4.8
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-2025-8740 : Cross Site Scripting Vulnerability in My-Blog by Zhenfeng13