PyPI Packages Deliver ZiChatBot Malware via Zulip APIs on Windows and Linux

Cybersecurity researchers have discovered three packages on the Python Package Index PyPI repository that are designed to stealthily deliver a previously unknown malware family called ZiChatBot on Windows and Linux systems. "While these wheel packages do implement the features described on their...

CVE-2025-30368

Zulip is an open-source team collaboration tool. The API for deleting an organization export is supposed to be restricted to organization administrators, but its handler failed to check that the field belongs to the same organization as the user. Therefore, an administrator of any organization wa...

CVE-2023-47642

Zulip is an open-source team collaboration tool. It was discovered by the Zulip development team that active users who had previously been subscribed to a stream incorrectly continued being able to use the Zulip API to access metadata for that stream. As a result, users who had been removed from ...

PT-2023-30530

Name of the Vulnerable Software and Affected Versions Zulip versions prior to 7.5 Description A security issue was found in Zulip, an open-source team collaboration tool, where users who had been removed from a stream could still access its metadata using the Zulip API. This included stream name,...