Path Traversal Vulnerability in diyhi bbs 6.8 API
CVE-2025-6453

5.3MEDIUM

Key Information:

Vendor

Diyhi

Status
Bbs
Vendor
CVE Published:
22 June 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-6453?

A path traversal vulnerability has been identified in the diyhi bbs 6.8 API, specifically in the 'Add' function of ForumManageAction.java. This flaw arises from improper validation of the 'dirName' argument, allowing attackers to traverse the filesystem and access sensitive files on the server. The vulnerability can be exploited remotely, potentially leading to unauthorized access to critical data. Public disclosure of the exploit increases the risk of potential attacks, highlighting the urgent need for users to implement security measures.

Affected Version(s)

bbs 6.8

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-2025-6453 - Proof of Concept

CVE-2025-6453 - Proof of Concept

References

https://vuldb.com/?id.313560
vdb-entrytechnical-description
https://vuldb.com/?ctiid.313560
signaturepermissions-required
https://vuldb.com/?submit.598862
third-party-advisory

CVSS V4

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

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

ShenxiuSecurity (VulDB User)
.
CVE-2025-6453 : Path Traversal Vulnerability in diyhi bbs 6.8 API