Dosu security incident history
Hacking, data breaches and other security incidents involving Dosu, with related coverage.
Incidents: 1 · Most recent
Dosu intrusion exploits authorisation flaw, exposing user information
Impact: Usernames, email addresses, login-related information and indexed pages belonging to some customers
On 2 November 2026, Dosu experienced a security incident in which an attacker exploited an authorisation validation flaw in organisation invitations to gain owner privileges in an internal organisation. The attacker used integration credentials and CI to access the production database and cloud environment, exposing usernames, email addresses, login-related information and indexed pages belonging to some customers. Dosu published a postmortem of the incident on 8 November.
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