PT-2026-85544 · Crystaldba · Postgres-Mcp

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CVE-2026-85620

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Published

2026-09-04

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Updated

2026-09-10

CVSS v3.1

8.6

High

VectorAV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Postgres MCP Pro 0.3.0 contains a restricted-mode bypass vulnerability where function-name validation is not applied to RangeFunction nodes in FROM clauses. Attackers can execute file-reading functions like pg read file through FROM-clause syntax to read arbitrary files despite restricted-mode protections.

Fix

Incorrect Authorization

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Weakness Enumeration

Related Identifiers

CVE-2026-85620

Affected Products

Postgres-Mcp