CVE-2026-115333

Lotus through 0.10.2 Improper Authentication via Event Ingestion API Key Prefix

Published Oct 22, 2026 CVSS 4.0 · 8.2 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Uselotus
Uselotus lotus
Vendors & Products Uselotus
Uselotus lotus
Type Values Removed Values Added
Description 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.
Title Lotus through 0.10.2 Improper Authentication via Event Ingestion API Key Prefix
Weaknesses CWE-287
References
Metrics cvssV3_1

{'score': 5.9, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N'}

cvssV4_0

{'score': 8.2, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Oct 23, 2026, 3:03 PM
Reserved
Oct 22, 2026, 10:37 AM
Status
Deferred
Published
Oct 22, 2026, 11:17 AM
Modified
Oct 23, 2026, 3:17 PM