CVE-2026-119548

LOW 3.1

Lago through 1.55.0 Cross-Organization Invoice Payment Manipulation via Stripe Webhook

CVSS Score

3.1

EPSS Score

0.0%

EPSS Percentile

0th

Lago through 1.55.0 contains an authorization bypass vulnerability in Invoices::Payments::StripeService that allows users of one organization to mark another organization's invoice as paid due to an unscoped invoice lookup. Attackers controlling their organization's Stripe integration can sign a payment_intent.succeeded event carrying a victim invoice UUID to unlock wallet top-ups or payment-gated subscriptions.

CWE	CWE-639
Vendor	getlago
Product	lago
Published	Oct 30, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Affected Versions

getlago / lago

0 ≤ 1.55.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/getlago/lago-api/blob/v1.55.0/app/services/invoices/payments/stripe_service.rb#L116-L117 github.com: https://github.com/getlago/lago-api/blob/v1.55.0/app/services/invoices/payments/stripe_service.rb#L23-L24 abraxaslabs.tech: https://abraxaslabs.tech/research/lago-stripe-invoice-idor github.com: https://github.com/getlago/lago-api vulncheck.com: https://www.vulncheck.com/advisories/lago-through-1.55.0-cross-organization-invoice-payment-manipulation-via-stripe-webhook

Credits

Abraxas Labs