CVE-2024-39025High· 7.5▾ TwilightLetta (previously MemGPT) incorrect access control vulnerability
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 41.3 · likelihood 0.1 · exploitation 0
Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.
Exploit-prediction probability, daily snapshots since Aug 5.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via OSV
Last analysed / modified upstream
0.4%
0.4% → 0.4%
Incorrect access control in the /users endpoint of Cpacker MemGPT v0.3.17 allows attackers to access sensitive data.
letta <= 0.3.17Refer to the advisory for the patched release.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-77937High· 8.1Letta through 0.16.8 Cross-Tenant Impersonation via user_id Header
CVE-2026-77936Critical· 9.8Letta through 0.16.8 Insecure Default Configuration Unauthenticated API and PostgreSQL Access
CVE-2026-77938Medium· 6.5Letta through 0.16.8 Credential Exposure via Tool Sandbox Environment Inheritance