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CVE-2025-31118— NamelessMC Has Forum Reply Submission Time Limit Bypass

Quick assessment

Affected
NamelessMC Nameless
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.

NamelessMC是NamelessMC团队的一款免费、易于使用且功能强大的网站软件。适用于您的 Minecraft 服务器，其中包含大量功能。 NamelessMC 2.1.4及之前版本存在资源管理错误漏洞，该漏洞源于论坛快速回复功能缺少防垃圾机制，可能导致拒绝服务攻击。

CVSS 7.1 · High EPSS 0.55% · P44

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2025-31118

Vulnerability Information
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Vulnerability Title
NamelessMC Has Forum Reply Submission Time Limit Bypass
Source: CVE Program / CVE List V5
Vulnerability Description
NamelessMC is a free, easy to use & powerful website software for Minecraft servers. In version 2.1.4 and prior, forum quick reply feature (view_topic.php) does not implement any spam prevention mechanism. This allows authenticated users to continuously post replies without any time restriction, resulting in an uncontrolled surge of posts that can disrupt normal operations. This issue has been patched in version 2.2.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5
Vulnerability Title
NamelessMC 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
NamelessMC是NamelessMC团队的一款免费、易于使用且功能强大的网站软件。适用于您的 Minecraft 服务器，其中包含大量功能。 NamelessMC 2.1.4及之前版本存在资源管理错误漏洞，该漏洞源于论坛快速回复功能缺少防垃圾机制，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
NamelessMC Nameless < 2.2.0 -

II. Public POCs for CVE-2025-31118

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 8919 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2025-31118

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Patches & Fixes for CVE-2025-31118 (1)

Vendor Advisories for CVE-2025-31118 (1)

Vendor Pages for CVE-2025-31118 (1)

Same Patch Batch · NamelessMC · 2025-04-18 · 6 CVEs total

CVE-2025-29784 7.5 HIGH NamelessMC Has Lack of Length Validation for s Parameter in GET Requests
CVE-2025-30357 7.3 HIGH NamelessMC Forum Topic Deletion Triggered by Unrelated User Deletion
CVE-2025-30158 7.1 HIGH NamelessMC Forum iframe width/height abuse causing UI-based Denial of Service
CVE-2025-31120 5.3 MEDIUM NamelessMC Vulnerable to Cookie-Based View Count Manipulation
CVE-2025-32389 NamelessMC Vulnerable to SQL Injections in /user/messaging and /panel/users/reports Pages

IV. Related Vulnerabilities

Same product: Nameless
Same vendor: NamelessMC
Same weakness: CWE-400

V. Comments for CVE-2025-31118

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