CVE-2026-45577

Neotoma: Unauthenticated Inspector/API access via reverse-proxy loopback auth bypass

Published May 29, 2026 CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
Description
Neotoma provides versioned records that persist across agent runs. From 0.6.0 to before 0.11.1, Neotoma can treat public reverse-proxied requests as local when the app receives them over a loopback socket and no Bearer token is present. In affected deployments, the REST auth middleware can resolve unauthenticated requests as the local development user, making the hosted Inspector and related API surface reachable without credentials. This vulnerability is fixed in 0.11.1.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-5cvp-p7p4-mcx9 Neotoma: Unauthenticated Inspector/API access via reverse-proxy loopback auth bypass
History
Type Values Removed Values Added
First Time appeared Markmhendrickson
Markmhendrickson neotoma
Vendors & Products Markmhendrickson
Markmhendrickson neotoma
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Neotoma provides versioned records that persist across agent runs. From 0.6.0 to before 0.11.1, Neotoma can treat public reverse-proxied requests as local when the app receives them over a loopback socket and no Bearer token is present. In affected deployments, the REST auth middleware can resolve unauthenticated requests as the local development user, making the hosted Inspector and related API surface reachable without credentials. This vulnerability is fixed in 0.11.1.
Title Neotoma: Unauthenticated Inspector/API access via reverse-proxy loopback auth bypass
Weaknesses CWE-288
CWE-306
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
May 29, 2026, 7:28 PM
Reserved
May 12, 2026, 7:00 PM
Status
Deferred
Published
May 29, 2026, 6:17 PM
Modified
Jul 21, 2026, 3:10 PM