Formspring Data Breach History

This page tracks the Formspring data breach history and cybersecurity incidents affecting Formspring. BreachHistory currently indexes 2 publicly disclosed or catalogued incidents spanning 2010 through 2012, with approximately 840 thousand 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 Formspring 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 Formspring Data Breaches

The largest indexed incidents include the 2012 — Formspring: Formspring was tipped off to a breach after 420,000… and the 2010 — Formspring: Formspring was tipped off to a breach after 420,000…. Record counts originating from threat actors or leak sites should be treated as estimates unless confirmed by Formspring or a regulator. Below is the list of large data breaches:

• 2012 2012 — Formspring: Formspring was tipped off to a breach after 420,000… — about 420.0K records exposed · Catalogued incident
• 2010 2010 — Formspring: Formspring was tipped off to a breach after 420,000… — about 420.0K records exposed · Catalogued incident

What Information Was Exposed?

Depending on the incident, exposed data may include email addresses, passwords, phone numbers, names, profile information, account identifiers, and other personal information (PII). The exact data varies between incidents, so review each breach page before assuming your information was affected.

Formspring Data Breach 2026

At the time of this update, no Formspring 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 Formspring 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 Formspring 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.