High 7.3Published Aug 6, 2026

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

Updated under an hour ago (2026-10-19 09:50 UTC)

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Every CVE for letta-ai LettaBot

Exploited in the last 30 days

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.

CVSS: 7.3 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
Weakness (CWE): CWE-306, CWE-287
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Aug 6, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

letta-ai LettaBot letta-ai:lettabot	0.2.0	CNA record

References

https://vuldb.com/vuln/386359vdb-entry
https://vuldb.com/vuln/386359/ctisignature, permissions-required
https://vuldb.com/cve/CVE-2026-18990third-party-advisory
https://vuldb.com/submit/862562third-party-advisory
https://vuldb.com/submit/862622third-party-advisory
https://gist.github.com/YLChen-007/2ba2e586f3d16cb368c8dcd6ef680178exploit

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.