CVE-2026-12798

A weakness has been identified in BerriAI litellm up to 1.82.2. Affected by this vulnerability is the function load_openapi_spec_async of the file litellm/proxy/_experimental/mcp_server/openapi_to_mcp_generator.py of the component MCP OpenAPI Spec Loader. This manipulation of the argument spec_path causes server-side request forgery. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure.

• CWE-918

• https://gist.github.com/YLChen-007/c1104c529975699ba347feedfbe02c5aExploit, Third Party Advisory
• https://vuldb.com/cve/CVE-2026-12798Third Party Advisory, VDB Entry
• https://vuldb.com/submit/811290Third Party Advisory, Exploit, VDB Entry
• https://vuldb.com/vuln/372560Third Party Advisory, VDB Entry
• https://vuldb.com/vuln/372560/ctiPermissions Required, VDB Entry

Published

Jun 21, 2026

Last Modified

Jun 24, 2026

Status

Analyzed

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