PostHog Data Breach History
WebsitePostHog is a product analytics platform for engineers, offering product analytics, session replay, feature flags, experiments, and AI insights.
This page shows all data breaches of PostHog. View the complete breach timeline, records exposed, root causes, and AI breach risk score. BreachHistory tracks disclosed data breaches worldwide.
Data Breach Timeline — All PostHog Breaches
- 2025 2025 PostHog — Shai-Hulud 2.0 supply chain attack Unknown records Share
- 2023 2023 PostHog — CVE-2023-46746 SSRF in webhooks Unknown records Share
PostHog Data Breach Summary
This page tracks the PostHog data breach history and cybersecurity incidents affecting PostHog (United States). BreachHistory currently indexes 2 publicly disclosed or catalogued incidents spanning 2023 through 2025, with approximately an unknown number of records reported as exposed across all indexed events. These totals may include overlapping datasets or third-party estimates and should not be interpreted as unique affected users.
The PostHog breach timeline includes major data breaches, cyber attacks, data leaks, credential exposures, API abuse, and other security incidents. Each incident provides details on the estimated records exposed, attack method, affected data types, and supporting public sources. Currently, 0 incidents are company-confirmed.
Largest PostHog Data Breaches
Indexed PostHog incidents are listed below. Where a public count is unavailable, the catalog shows unknown records exposed. Open each page for attack method, data types, and sources.
- 2025 2025 PostHog — Shai-Hulud 2.0 supply chain attack — about Unknown records exposed · Catalogued incident
- 2023 2023 PostHog — CVE-2023-46746 SSRF in webhooks — about Unknown records exposed · Catalogued incident
What Information Was Exposed?
Depending on the incident, exposed data may include passwords and login credentials, and other personal information (PII). The exact data varies between incidents, so review each breach page before assuming your information was affected.
PostHog Data Breach 2026
At the time of this update, no PostHog data breach has been catalogued for 2026. New incidents are added as official disclosures, regulatory filings, or credible cybersecurity reports become available.
What To Do If You Were Affected
If you believe your account may have been involved in a PostHog data breach, change any reused passwords, enable multi-factor authentication (MFA), monitor your account for suspicious activity, and be cautious of phishing emails or fake breach notifications.
This PostHog breach history is maintained by BreachHistory using public disclosures, regulatory filings, security research, and clearly labelled third-party claims. For the complete breach timeline, records exposed, incident details, and AI Breach Risk Score, explore the sections on this page.