CVE-2026-32625: LibreChat MCP Server Environment Variable Exfiltration Vulnerability
Attack on AI2 Disclosed vulnerabilityInfrastructure vulnerabilityData leak
LibreChat contains an environment variable exfiltration vulnerability in its Model Context Protocol integration. Authenticated users can configure malicious server URLs to transmit critical application secrets.
disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why
Details
- type
- Attack on AIAn AI model, agent or AI-powered product was the thing exploited, abused or leaked.
- categories
- Infrastructure vulnerabilityprimaryCVEs and advisories in AI frameworks, inference servers, MCP servers, AI developer tools and hosting stacks.
- Data leakTraining data, chat logs, system prompts, model weights or other AI-system data exposed.
- Infrastructure vulnerabilityprimary
- mitre atlas
- no technique for these categoriesBoth rows are derived from the type and categories (OWASP 2025 edition, ATLAS release 2026.09), not classified per record. How
- severity
- 2 · Disclosed vulnerabilityCVE or vendor advisory, patched or patchable, no confirmed exploitation.
- targets
- Framework / tooling
- products
- LibreChat
- incident date
- 2 Jun 2026
- first reported
- 2 Jun 2026
- origin
- NVDVulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
- classifier confidence
- 0.95 · published at or above 0.80; see the methodology
- tags
- CVE-2026-32625 · mcp · data_leak
- record
- created 2026-10-18 10:04Z · updated 2026-10-18 10:04Z · json
Sources · 1
- 2026-06-02CVE-2026-32625: LibreChat is an enhanced ChatGPT clone that supports multiple AI providers.NVD · nvd.nist.gov/vuln/detail/CVE-2026-32625
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