What’s Vulnerable › Vulnerabilities

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

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-17 · updated 2026-09-18
• Weakness: CWE-400

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.

Affected products

• QuantumNous new-api: before 1.0.0-rc.11

References

• https://github.com/QuantumNous/new-api/commit/d2f7f9ee3adf3ef66798783a60d7bc712451c85c
• https://github.com/QuantumNous/new-api/pull/5244
• https://github.com/QuantumNous/new-api/releases/tag/v1.0.0-rc.11
• https://github.com/QuantumNous/new-api/security/advisories/GHSA-v828-m3pf-vq9q

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