Cross-Site Scripting Vulnerability in atjiu pybbs Software
CVE-2025-8552

4.8MEDIUM

Key Information:

Vendor

Atjiu

Status
Pybbs
Vendor
CVE Published:
5 August 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-8552?

A vulnerability identified in atjiu pybbs affects versions up to 6.0.0, allowing for the manipulation of the 'Name' argument located in the file /admin/tag/list. This security flaw can be exploited remotely, leading to potential cross-site scripting attacks. As the issue has been publicly disclosed, it is crucial for users to apply the appropriate patch (commit ID: 2fe4a51afbce0068c291bc1818bbc8f7f3b01a22) to secure their systems.

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Deploy the Patch

Affected Version(s)

pybbs 6.0

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-2025-8552 - Proof of Concept

References

https://vuldb.com/?id.318681
vdb-entrytechnical-description
https://vuldb.com/?ctiid.318681
signaturepermissions-required
https://vuldb.com/?submit.622196
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)
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