CVE-2025-1520

HighCVSS 8.0/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 8.0/10CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-89

Affected software

No affected versions have been published.

Timeline

Published: Apr 23, 2025
Last modified: Jun 17, 2026
NVD status: Analyzed

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