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.
References
| Link | Resource |
|---|---|
| https://github.com/PostHog/posthog/commit/6e8f035f9acd339c5ba87ba6ea40fc1ab3053d42 | Patch |
| https://www.zerodayinitiative.com/advisories/ZDI-25-099/ | Third Party Advisory |
Configurations
History
07 Aug 2025, 18:23
| Type | Values Removed | Values Added |
|---|---|---|
| First Time |
Posthog
Posthog posthog |
|
| References | () https://www.zerodayinitiative.com/advisories/ZDI-25-099/ - Third Party Advisory | |
| References | () https://github.com/PostHog/posthog/commit/6e8f035f9acd339c5ba87ba6ea40fc1ab3053d42 - Patch | |
| CPE | cpe:2.3:a:posthog:posthog:*:*:*:*:*:*:*:* | |
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 8.0 |
23 Apr 2025, 17:16
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2025-04-23 17:16
Updated : 2025-08-07 18:23
NVD link : CVE-2025-1520
Mitre link : CVE-2025-1520
JSON object : View
Products Affected
posthog
- posthog
CWE
CWE-89
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')