Unrestricted File Upload Vulnerability in chaitak-gorai Blogbook
CVE-2025-5406

5.3MEDIUM

Key Information:

Vendor

Chaitak-gorai

Status
Blogbook
Vendor
CVE Published:
1 June 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-5406?

A vulnerability exists in the chaitak-gorai Blogbook system, found specifically in the /admin/posts.php functionality, where the image parameter allows for unrestricted file uploads. This security flaw could enable attackers to upload malicious files remotely, compromising the integrity of the system. Despite the potential exploits being disclosed, the vendor has not acknowledged or addressed the issue publicly. With continuous delivery and rolling releases employed, details on both affected and updated versions remain unclear.

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Affected Version(s)

Blogbook 92f5cf90f8a7e6566b576fe0952e14e1c6736513

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-2025-5406 - Proof of Concept

References

https://vuldb.com/?id.310746
vdb-entrytechnical-description
https://vuldb.com/?ctiid.310746
signaturepermissions-required
https://vuldb.com/?submit.583427
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

bpy9ft (VulDB User)
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