Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2026-64868— New API: Unauthenticated payment webhooks allow memory and disk DoS via unbounded body reads and full-body logging

Quick assessment

Affected
QuantumNous new-api
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.

QuantumNous New API是QuantumNous个人开发者的一个LLM网关和AI资产管理系统。 QuantumNous New API 1.0.0-rc.11之前版本存在资源管理错误漏洞，该漏洞源于在签名验证前，/api/stripe/webhook、/api/creem/webhook和/api/waffo/webhook接口读取并记录完整请求体，可能导致未经身份验证的攻击者造成内存压力、容器重启或磁盘耗尽。

CVSS 7.5 · High EPSS 0.47% · P38

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking

Affected Version Matrix 1

VendorProduct Version RangeStatus
QuantumNous new-api < 1.0.0-rc.11 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-64868

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
New API: Unauthenticated payment webhooks allow memory and disk DoS via unbounded body reads and full-body logging
Source: CVE Program / CVE List V5
Vulnerability Description
New API is a large language mode (LLM) gateway and artificial intelligence (AI) asset management system. Prior to 1.0.0-rc.11, POST /api/stripe/webhook, POST /api/creem/webhook, and POST /api/waffo/webhook read and log full request bodies before signature validation in router/api-router.go and the payment controllers, allowing an unauthenticated attacker to cause memory pressure, container restarts, or disk exhaustion without forging a successful payment. This issue is fixed in version 1.0.0-rc.11.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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
QuantumNous New API 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
QuantumNous New API是QuantumNous个人开发者的一个LLM网关和AI资产管理系统。 QuantumNous New API 1.0.0-rc.11之前版本存在资源管理错误漏洞，该漏洞源于在签名验证前，/api/stripe/webhook、/api/creem/webhook和/api/waffo/webhook接口读取并记录完整请求体，可能导致未经身份验证的攻击者造成内存压力、容器重启或磁盘耗尽。
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
QuantumNous new-api < 1.0.0-rc.11 -

II. Public POCs for CVE-2026-64868

# POC Description Source Link Shenlong Link
AI-Generated POC Verified env Premium
Reproduced successfully in a real sandbox · Below is the actual recording of building the environment and exploiting the vulnerability.
Reproduction recording is a Pro+ exclusive
Watch the full sandbox build + live exploit recording for this CVE. Limited-time ¥499/mo.
Upgrade to Pro+
claude_code · 7801 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-2026-64868

请登录查看更多情报信息。

Patches & Fixes for CVE-2026-64868 (1)

Vendor Advisories for CVE-2026-64868 (1)

Same Patch Batch · QuantumNous · 2026-08-17 · 5 CVEs total

CVE-2026-64859 9.1 CRITICAL New API: User List API Leaks Root User Access Token Leading to Privilege Escalation
CVE-2026-71479 9.1 CRITICAL New API: Integer overflow in quota billing yields negative charges (self-crediting)
CVE-2026-64865 6.0 MEDIUM New API: Redis user quota cache overwrite via PUT /api/user/self allows quota bypass
CVE-2026-64866 5.1 MEDIUM New API: Admin can reset passkeys for same-level or higher-privileged users

IV. Related Vulnerabilities

Same product: new-api
Same vendor: QuantumNous
Same weakness: CWE-400

V. Comments for CVE-2026-64868

No comments yet

Leave a comment