Lago through 1.55.0 contains an authentication bypass vulnerability that allows organization administrators to obtain session tokens for existing accounts via the acceptInvite mutation without a password check. Attackers can invite a victim's email, accept with an arbitrary password, and receive a JWT to access the victim's organizations, billing data, API keys and payment integrations.
History

Fri, 06 Nov 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 30 Oct 2026 23:15:00 +0000

Type Values Removed Values Added
First Time appeared Getlago
Getlago lago
Vendors & Products Getlago
Getlago lago

Fri, 30 Oct 2026 11:45:00 +0000

Type Values Removed Values Added
Description Lago through 1.55.0 contains an authentication bypass vulnerability that allows organization administrators to obtain session tokens for existing accounts via the acceptInvite mutation without a password check. Attackers can invite a victim's email, accept with an arbitrary password, and receive a JWT to access the victim's organizations, billing data, API keys and payment integrations.
Title Lago through 1.55.0 Authentication Bypass via acceptInvite GraphQL Mutation
Weaknesses CWE-288
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-10-30T11:30:51.565Z

Updated: 2026-11-05T21:14:44.889Z

Reserved: 2026-10-30T02:41:12.203Z

Link: CVE-2026-119420

cve-icon Vulnrichment

Updated: 2026-11-05T21:14:33.932Z

cve-icon NVD

Status : Deferred

Published: 2026-10-30T12:16:38.717

Modified: 2026-11-05T22:17:49.600

Link: CVE-2026-119420

cve-icon Redhat

No data.