# letta.

Every CVE that names letta among its affected products, newest first. Vendors and products are as the CNA wrote them.

## Records, newest first

- [Letta through 0.16.8 Credential Exposure via Tool Sandbox Environment Inheritance](https://agentprime.io/advisories/CVE-2026-77938.md)
  `CVE-2026-77938` · CVE record: letta-ai letta · CVSS 7.1 High · Not analysed yet · Published 20 Oct 2026 · Tags: CWE-526
- [Letta through 0.16.8 Cross-Tenant Impersonation via user_id Header](https://agentprime.io/advisories/CVE-2026-77937.md)
  `CVE-2026-77937` · CVE record: letta-ai letta · CVSS 8.6 High · Not analysed yet · Published 20 Oct 2026 · Tags: Broken access control
- [Letta through 0.16.8 Insecure Default Configuration Unauthenticated API and PostgreSQL Access](https://agentprime.io/advisories/CVE-2026-77936.md)
  `CVE-2026-77936` · CVE record: letta-ai letta · CVSS 9.3 Critical · Critical (CVSS 9+) · Not analysed yet · Published 20 Oct 2026 · Tags: CWE-1188
- [letta-ai letta Incomplete Fix CVE-2025-6101 ast_parsers.py resolve_type eval injection](https://agentprime.io/advisories/CVE-2026-4965.md)
  `CVE-2026-4965` · CVE record: letta-ai letta · CVSS 6.9 Medium · Not analysed yet · Published 27 Mar 2026 · Tags: Code injection
- [letta-ai letta File URL message_helper.py \_convert_message_create_to_message server-side request forgery](https://agentprime.io/advisories/CVE-2026-4964.md)
  `CVE-2026-4964` · CVE record: letta-ai letta · CVSS 5.3 Medium · Not analysed yet · Published 27 Mar 2026 · Tags: Server-side request forgery (SSRF)
- [letta-ai letta interface.py function_message eval injection](https://agentprime.io/advisories/CVE-2025-6101.md)
  `CVE-2025-6101` · CVE record: letta-ai letta · CVSS 5.1 Medium · Not analysed yet · Published 16 Jun 2025 · Tags: Code injection

## Filters and formats

Filters are query parameters on this URL: `q` (words, as in a web search engine: `"a phrase"`, `OR`, `-word`; an id; a package or product name), `severity` (low, medium, high or critical), `critical=1`, `kev=1`, `ecosystem` (npm, pypi, packagist, go, maven, rubygems, crates, nuget, hex), `kind=package`, `assigner` (a CNA’s short name), `min_score` and `state`. Each record’s title links to its Markdown page.

- The same list as JSON: <https://api.agentprime.io/v1/advisories?technology=letta>
- Every list: <https://agentprime.io/advisories.md>, critical: <https://agentprime.io/advisories/critical.md>; by weakness: <https://agentprime.io/advisories/tag/sql-injection.md> and the other tags in <https://agentprime.io/llms.txt>; by technology: `/advisories/technology/<slug>.md` (`fortinet-fortimail`)

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The web page: <https://agentprime.io/advisories/technology/letta/>. Everything for agents: <https://agentprime.io/llms.txt>.