GHSA-46cm-pfwv-cgf8CriticalCVSS 9.8
LiteLLM has Server-Side Template Injection vulnerability in /completions endpoint
🔗 CVE IDs covered (1)
📋 Description
BerriAI/litellm is vulnerable to Server-Side Template Injection (SSTI) via the /completions endpoint. The vulnerability arises from the hf_chat_template method processing the chat_template parameter from the tokenizer_config.json file through the Jinja template engine without proper sanitization. Attackers can exploit this by crafting malicious tokenizer_config.json files that execute arbitrary code on the server.
🎯 Affected products1
- pip/litellm:< 1.34.42
🔗 References (10)
- https://nvd.nist.gov/vuln/detail/CVE-2024-2952
- https://huntr.com/bounties/a9e0a164-6de0-43a4-a640-0cbfb54220a4
- https://github.com/BerriAI/litellm/blob/0d803e13798db40aa7463e64a6bafaee386424f5/litellm/proxy/proxy_server.py#L2087
- https://github.com/BerriAI/litellm/issues/2949
- https://github.com/BerriAI/litellm/pull/2941
- https://github.com/BerriAI/litellm/commit/8a1cdc901708b07b7ff4eca20f9cb0f1f0e8d0b3
- https://github.com/BerriAI/litellm
- https://github.com/advisories/GHSA-46cm-pfwv-cgf8
- https://github.com/pypa/advisory-database/tree/main/vulns/litellm/PYSEC-2026-387.yaml
- https://pypi.org/project/litellm