CVE-2026-18990
High
Description
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.
SeverityHigh
CVSS7.3
Exploit probability—
ProductLetta-ai Lettabot
PublishedAug 6, 2026
First seenAug 6, 2026
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| letta-ai lettabot | 0.2.0 | — |
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