CVE-2026-18990: letta-ai LettaBot API Status Route server.ts missing authentication

Published Aug 6, 2026
·
Updated

A vulnerability was detected in letta-ai LettaBot 0.2.0. Impacted is an unknown function of the file src/api/server.ts of the component API Status Route. The manipulation results in missing authentication. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected Software

1 affected component
letta-ai LettaBot=0.2.0

Event History

Aug 6, 2026
CVE Published
via MITRE·02:15 AM
Data Sourced
via MITRE·02:15 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2026-18990?

CVE-2026-18990 has a severity score of 7.3, which is categorized as high.

2

How do I fix CVE-2026-18990?

To resolve CVE-2026-18990, implement proper authentication mechanisms in the API Status Route of the LettaBot application.

3

What does CVE-2026-18990 impact?

CVE-2026-18990 impacts the API Status Route in the LettaBot application, leading to missing authentication.

4

Can CVE-2026-18990 be exploited remotely?

Yes, CVE-2026-18990 can be exploited remotely due to the missing authentication.

5

Is the exploit for CVE-2026-18990 public?

Yes, the exploit for CVE-2026-18990 has been made public and may be utilized by attackers.

Contact

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