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CVE-2025-46171

Quick assessment

Affected
n/a n/a
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

vBulletin是美国vBulletin公司的一款基于PHP和MySQL的开源Web论坛程序。 vBulletin 3.8.7版本存在安全漏洞，该漏洞源于misc.php?do=buddylist端点处理不当，可能导致拒绝服务攻击。

AI Predicted 5.3 Difficulty: Easy EPSS 0.24% · P15

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 1

VendorProduct Version RangeStatus
n/a n/a n/a affected
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I. Basic Information for CVE-2025-46171

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
vBulletin 3.8.7 is vulnerable to a denial-of-service condition via the misc.php?do=buddylist endpoint. If an authenticated user has a sufficiently large buddy list, processing the list can consume excessive memory, exhausting system resources and crashing the forum.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
vBulletin 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
vBulletin是美国vBulletin公司的一款基于PHP和MySQL的开源Web论坛程序。 vBulletin 3.8.7版本存在安全漏洞，该漏洞源于misc.php?do=buddylist端点处理不当，可能导致拒绝服务攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2025-46171

# POC Description Source Link Shenlong Link
1 Writeup of a Denial of Service vulnerability in the vBulletin 3.8.7 friends list. https://github.com/oiyl/CVE-2025-46171 POC Details
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No public POC found.

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III. Intelligence Information for CVE-2025-46171

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Same Patch Batch · n/a · 2025-07-23 · 8 CVEs total

CVE-2025-8020 8.2 HIGH private-ip 安全漏洞
CVE-2025-8021 7.5 HIGH Files Bucket Server 安全漏洞
CVE-2025-44109 Pinokio Desktop 安全漏洞
CVE-2025-50481 mezzanine 安全漏洞
CVE-2025-50477 LBRY 安全漏洞
CVE-2025-46099 Pluck CMS 安全漏洞
CVE-2025-47187 Mitel 6800 Series、Mitel 6900 Series和Mitel 6900w Series 安全漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2025-46171

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