CVE-2025-1521: posthog

csirt@kutim:~/threat-intel/cve/CVE-2025-1521

CVSS 6.5 · Medium EPSS 0,66%

Kerentanan Server-Side Request Forgery (SSRF) pada posthog. Skor CVSS 3.1 6.5 (Medium) menurut NVD.

Deskripsi (NVD)

PostHog slack_incoming_webhook 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 processing of the slack_incoming_webhook parameter. The issue results from the lack of proper validation of a URI prior to accessing resources. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-25352.

Rincian

Terbit di NVD: 23 April 2025
Terakhir diubah: 17 Juni 2026
Status NVD: Analyzed
CVSS 3.1: 6.5 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-918: Server-Side Request Forgery (SSRF)
EPSS (30 hari): 0,66% peluang dieksploitasi; lebih tinggi dari 50,0% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
posthog	posthog	Semua versi sebelum 0.3.7

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/PostHog/posthog/commit/6e8f035f9acd339c5ba87ba6ea40fc1ab3053d42 patch
https://www.zerodayinitiative.com/advisories/ZDI-25-096/ advisory pihak ketiga

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:11 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.