CVE-2025-1522

MEDIUM EPSS 40.0%
Published Apr 23, 20251y ago · Modified Jun 17, 20262w ago
6.5 CVSS 3.1
Medium
Find Similar
Published Apr 23, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

Description

PostHog database_schema Server-Side Request Forgery Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of PostHog. Authentication is required to exploit this vulnerability. The specific flaw exists within the implementation of the database_schema method. The issue results from the lack of proper validation of a URI prior to accessing resources. An attacker can leverage this vulnerability to disclose information in the context of the service account. Was ZDI-CAN-25358.

CVSS Details

Base Score
6.5
Exploitability
2.8
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability None

Threat Intelligence

EPSS Exploit Probability
40.0% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-918 Server-Side Request Forgery (SSRF) Validation

Affected Products 1

VendorProductVersionRange
posthogposthog* <0.3.7

References 2

  • github.com https://github.com/PostHog/posthog/commit/3732c0fd9551ed29521b58611bf1e44d918c1032
    Patch
  • zerodayinitiative.com https://www.zerodayinitiative.com/advisories/ZDI-25-097/
    Third Party Advisory

Remediation

  • github.com https://github.com/PostHog/posthog/commit/3732c0fd9551ed29521b58611bf1e44d918c1032
    Patch