Vulnerabilities > Zulip > Zulip Server > Critical
| DATE | CVE | VULNERABILITY TITLE | RISK |
|---|---|---|---|
| 2022-02-26 | CVE-2022-21706 | Unspecified vulnerability in Zulip Server Zulip is an open-source team collaboration tool with topic-based threading. | 9.8 |
| 2019-11-21 | CVE-2019-18933 | Unspecified vulnerability in Zulip Server In Zulip Server versions from 1.7.0 to before 2.0.7, a bug in the new user signup process meant that users who registered their account using social authentication (e.g., GitHub or Google SSO) in an organization that also allows password authentication could have their personal API key stolen by an unprivileged attacker, allowing nearly full access to the user's account. | 9.8 |