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

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Summary

CVECVE-2026-41432
StatePUBLISHED
AssignerGitHub_M
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-08 23:16:35 UTC
Updated2026-05-18 18:28:06 UTC
DescriptionNew 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.

Risk And Classification

Primary CVSS: v3.1 8.2 HIGH from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L

EPSS: 0.000110000 probability, percentile 0.015230000 (date 2026-05-26)

Problem Types: CWE-345 | CWE-863 | CWE-1188 | CWE-345 CWE-345: Insufficient Verification of Data Authenticity | CWE-1188 CWE-1188: Insecure Default Initialization of Resource | CWE-863 CWE-863: Incorrect Authorization

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary8.2HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L
3.1[email protected]Secondary7.1HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L
3.1CNADECLARED7.1HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
Low

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Newapi New Api All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA QuantumNous New-api affected < 0.12.10 Not specified

References

ReferenceSourceLinkTags
github.com/QuantumNous/new-api/security/advisories/GHSA-xff3-5c9p-2mr4 134c704f-9b21-4f2e-91b3-4a467353bcc0 github.com Exploit, Mitigation, Vendor Advisory
github.com/QuantumNous/new-api/releases/tag/v0.12.10 [email protected] github.com Product, Release Notes
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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