PT-2026-28690 · Letta+1 · Letta

Eric-Z + 1 · Publicado 2026-03-27 · Atualizado 2026-03-27 · CVE-2026-4964

Mitre

CVSS v3.1

6.3

Média

Vetor base

AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

A security vulnerability has been detected in letta-ai letta 0.16.4. This vulnerability affects the function convert message create to message of the file letta/helpers/message helper.py of the component File URL Handler. Such manipulation of the argument ImageContent leads to server-side request forgery. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Exploit

Correção

SSRF

Enumeração de Fraquezas

CWE-918

Identificadores relacionados

CVE-2026-4964

Produtos afetados

Letta

Referências · 5

• 🔥 https://gist.github.com/YLChen-007/fde4d5ed6ac4aa876f73f8954c6214da · Exploit
• 🔥 https://vuldb.com/?submit.777645 · Exploit
• https://vuldb.com/?ctiid.353841 · Nota
• https://vuldb.com/?id.353841 · Nota
• https://nvd.nist.gov/vuln/detail/CVE-2026-4964 · Nota de Segurança