CriticalVulnerabilityLLM-specific

CVE-2026-30623: LiteLLM remote code execution through MCP server creation configuration

Source: NVD(opens in a new tab)
Identifier: CVE-2026-30623
Published: July 15, 2026
Record updated: October 9, 2026

Known exploitation: Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
EPSS: 5.0%

Summary

CVE-2026-30623 affects LiteLLM 1.18.10 in its MCP server creation functionality. Users can add MCP servers through a JSON configuration that sets arbitrary command and args values, which LiteLLM executes on the host without validation, allowing an attacker to run arbitrary operating system commands. Successful exploitation may result in remote code execution with the privileges of the LiteLLM process.

Mitigation

The source does not state a fix yet. Check the original advisory for updates.

Details

Scores and exploitation

EPSS: 5.0%Estimated probability that this CVE is exploited in the next 30 days, from the FIRST Exploit Prediction Scoring System. Read on October 13, 2026.
Disclosure date: July 15, 2026

Classification

Attack type: Other
Attack sophistication: Trivial
AI component targeted: Plugin
Impact: Confidentiality,
Integrity,
Availability
Labels: security

How this record was produced

Summaries, mitigations and labels on this page are generated automatically from the source. The linked source is authoritative. The source gives this advisory a description and no title, so the title above is a headline generated from the source text.

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-30623

First tracked: July 16, 2026 at 02:07 AM ET, from NVD/CVE Database

Classifier: claude-haiku-5-5, prompt v4

Classifier confidence: 95% (self-assessed)

Topics

Model Context Protocol

Summary

Mitigation

Topics

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