CVE-2026-41432

New API: Stripe Webhook Signature Bypass via Empty Secret Enables Unlimited Quota Fraud

HIGH
8.2
CVSS Score
Published: May 8, 2026 at 10:21 PM UTC
Updated: October 26, 2026 at 06:10 PM UTC
2 products affected across 2 vendorsNewapiNew API

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Severity
HIGH8.2
Exploit prediction
EPSS 0.9%
SSVC
PoC

Description

New API is a large language mode (LLM) gateway and artificial intelligence (AI) asset management system. Prior to version 0.12.10, a vulnerability exists in the Stripe webhook handler that allows an unauthenticated attacker to forge webhook events and credit arbitrary quota to their account without making any payment. This issue has been patched in version 0.12.10.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 0.12.10
v < 0.12.10
Affected range stops below 0.12.10, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

x_refsource_CONFIRMExploitMitigationVendor Advisory
Source: cverecord
https://github.com/QuantumNous/new-api/security/advisories/GHSA-xff3-5c9p-2mr4
x_refsource_MISCProductRelease Notes
Source: cverecord
https://github.com/QuantumNous/new-api/releases/tag/v0.12.10

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
LOW
Vector?

Quick Info

StatusANALYZED
CWE
CWE-345CWE-1188CWE-863

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