SSRF in Posthog
CVE-2023-46746
PostHog provides open-source product analytics, session recording, feature flagging and A/B testing that you can self-host. A server-side request forgery (SSRF), which can only be exploited by authenticated users, was found in Posthog. Posthog did not verify whether a URL was local when enabling webhooks, allowing authenticated users to forge a POST request. This vulnerability has been addressed in `22bd5942` and will be included in subsequent releases. There are no known workarounds for this vulnerability.
Vulnerability class: SSRF (Server-Side Request Forgery)
EPSS: 0.004 (30.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L.
Affected products
- Posthog — versions <=1.43.1
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2023-46746?
- CVE-2023-46746 is a medium-severity vulnerability in Posthog, classified under Server-Side Request Forgery (SSRF). CVSS score: 4.8/10. Published 2023-12-01.
- How severe is CVE-2023-46746?
- Medium severity. CVSS v3 base score is 4.8 out of 10.