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.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploitation poc

Automatable yes

Technical Impact partial

Affected Vendors & Products

Vendors Products
Letta-ai
  • Lettabot

No data.

No data.

References
Link Providers
https://gist.github.com/YLChen-007/2ba2e586f3d16cb368c8dcd6ef680178 cve-icon
https://vuldb.com/cve/CVE-2026-18990 cve-icon
https://vuldb.com/submit/862562 cve-icon
https://vuldb.com/submit/862622 cve-icon
https://vuldb.com/vuln/386359 cve-icon
https://vuldb.com/vuln/386359/cti cve-icon
History

Thu, 06 Aug 2026 18:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 06 Aug 2026 03:15:00 +0000

Type Values Removed Values Added
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.
Title letta-ai LettaBot API Status Route server.ts missing authentication
First Time appeared Letta-ai
Letta-ai lettabot
Weaknesses CWE-287
CWE-306
CPEs cpe:2.3:a:letta-ai:lettabot:*:*:*:*:*:*:*:*
Vendors & Products Letta-ai
Letta-ai lettabot
References
Metrics cvssV2_0

{'score': 7.5, 'vector': 'AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 7.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 7.3, 'vector': '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'}

cvssV4_0

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

Status: PUBLISHED

Assigner: VulDB

Published: 2026-08-06T02:15:08.812Z

Updated: 2026-08-06T02:15:08.812Z

Reserved: 2026-08-05T18:44:22.650Z

Link: CVE-2026-18990

cve-icon Vulnrichment

Updated: 2026-08-06T17:31:59.555Z

cve-icon NVD

No data.

cve-icon Redhat

No data.