CVE-2026-42208: LiteLLM proxy API key verification SQL injection

# CVE-2026-42208: LiteLLM proxy API key verification SQL injection

https://gcdradar.vercel.app/incidents/cve-2026-42208-litellm-proxy-api-key-verification-sql-inject · AIR-2026-0008 · closed 2026-04-24

- Lane: Patch now
- Severity: 2 (Disclosed vulnerability)
- Fix status: Fix status unknown
- First reported: 2026-04-24
- AI role: Attack on AI
- Products: LiteLLM
- CVE ids: CVE-2026-42208
- CVSS: 9.8

## Summary

An improper parameterization flaw in LiteLLM proxy API key checks allows unauthenticated SQL injection via crafted authorization headers. Attackers can read or modify database data to gain unauthorized access.

## What to do

No action recorded; read the sources below and the vendor's advisory.

## Latest updates

- 2026-05-08: CVE-2026-42208: LiteLLM is a proxy server (AI Gateway) to call LLM APIs in OpenAI (or native) format. (https://nvd.nist.gov/vuln/detail/CVE-2026-42208)
- 2026-04-24: CVE-2026-42208: LiteLLM has SQL Injection in Proxy API key verification (https://github.com/advisories/GHSA-r75f-5x8p-qvmc)

## Sources

- 2026-04-24 GitHub Advisory Database: CVE-2026-42208: LiteLLM has SQL Injection in Proxy API key verification https://github.com/advisories/GHSA-r75f-5x8p-qvmc
- 2026-05-08 NVD: CVE-2026-42208: LiteLLM is a proxy server (AI Gateway) to call LLM APIs in OpenAI (or native) format. https://nvd.nist.gov/vuln/detail/CVE-2026-42208

Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.