CVE-2026-115333Lotus through 0.10.2 Improper Authentication via Event Ingestion API Key Prefix

Descripción

Lotus through 0.10.2 contains an improper authentication vulnerability in the Go event ingestion middleware that validates API keys by prefix only, without checking the secret against the stored hashed_key. Attackers who know or obtain an API key prefix can submit usage events to POST /api/track/ as that organization, altering its metered usage and billing.

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

Referencias y parches

• https://hackmd.io/@leediay/BkUc3WL2Mx technical-description
• https://github.com/uselotus/lotus/blob/0.10.2/go/event-ingestion/authn/authn.go#L85-L95 technical-description
• https://github.com/uselotus/lotus product
• VulnCheck Advisory: Lotus through 0.10.2 Improper Authentication via Event Ingestion API Key Prefix third-party-advisory