PostHog Plugin Server SQL Injection Vulnerability

Vulnerability Details

Basic Information

Title PostHog Plugin Server SQL Injection Vulnerability
Type github
Published 2025-04-23T18:30:58
Last Seen 2025-04-23T21:43:36
CVSS Score 7.1 (HIGH)

CVSS v3 Details

Attack Vector ADJACENT
Attack Complexity HIGH
Privileges Required LOW
User Interaction NONE
Scope UNCHANGED
Confidentiality Impact HIGH
Integrity Impact HIGH
Availability Impact HIGH

CVE Information

CVE IDs CVE-2025-1520
CWE CWE-89
Bulletin Family software

Description

PostHog ClickHouse Table Functions SQL Injection Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of PostHog. Authentication is required to exploit this vulnerability.

The specific flaw exists within the implementation of the SQL parser. The issue results from the lack of proper validation of a user-supplied string before using it to construct SQL queries. An attacker can leverage this vulnerability to execute code in the context of the database account. Was ZDI-CAN-25350.

Impact Assessment

Base Score 7.1
Severity HIGH

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