LiteLLM is a proxy server (AI Gateway) to call LLM APIs in OpenAI (or native) format. From version 1.81.16 to before version 1.83.7, a database query used during proxy API key checks mixed the caller-supplied key value into the query text instead of passing it as a separate parameter. An unauthenticated attacker could send a specially crafted Authorization header to any LLM API route (for example POST /chat/completions) and reach this query through the proxy's error-handling path. An attacker could read data from the proxy's database and may be able to modify it, leading to unauthorised access to the proxy and the credentials it manages. This issue has been patched in version 1.83.7.
References
| Link | Resource |
|---|---|
| https://github.com/BerriAI/litellm/releases/tag/v1.83.7-stable | Product Release Notes |
| https://github.com/BerriAI/litellm/security/advisories/GHSA-r75f-5x8p-qvmc | Mitigation Patch Vendor Advisory |
| https://access.redhat.com/security/cve/CVE-2026-42208 | Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=2463965 | Mitigation Third Party Advisory |
| https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-42208.json | Third Party Advisory |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-42208 | US Government Resource |
Configurations
History
29 Jun 2026, 17:18
| Type | Values Removed | Values Added |
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| References | () https://access.redhat.com/security/cve/CVE-2026-42208 - Third Party Advisory | |
| References | () https://bugzilla.redhat.com/show_bug.cgi?id=2463965 - Mitigation, Third Party Advisory | |
| References | () https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-42208.json - Third Party Advisory |
27 Jun 2026, 05:16
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| References |
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08 May 2026, 19:19
| Type | Values Removed | Values Added |
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| First Time |
Litellm litellm
Litellm |
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| References | () https://github.com/BerriAI/litellm/releases/tag/v1.83.7-stable - Product, Release Notes | |
| References | () https://github.com/BerriAI/litellm/security/advisories/GHSA-r75f-5x8p-qvmc - Mitigation, Patch, Vendor Advisory | |
| References | () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-42208 - US Government Resource | |
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 9.8 |
| CPE | cpe:2.3:a:litellm:litellm:*:*:*:*:*:*:*:* |
08 May 2026, 18:16
| Type | Values Removed | Values Added |
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| References |
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08 May 2026, 04:16
| Type | Values Removed | Values Added |
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| New CVE |
Information
Published : 2026-05-08 04:16
Updated : 2026-07-15 02:21
NVD link : CVE-2026-42208
Mitre link : CVE-2026-42208
CVE.ORG link : CVE-2026-42208
JSON object : View
Products Affected
litellm
- litellm
CWE
CWE-89
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
