CVE-2026-33426

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, users with tag-editing permissions could edit and create synonyms for tags hidden in restricted tag groups, even if they lacked visibility into those tags. Versions 2026.3.0-latest.1,...

CVE-2026-33426

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, users with tag-editing permissions could edit and create synonyms for tags hidden in restricted tag groups, even if they lacked visibility into those tags. Versions 2026.3.0-latest.1,...

EUVD-2026-13908

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, users with tag-editing permissions could edit and create synonyms for tags hidden in restricted tag groups, even if they lacked visibility into those tags. Versions 2026.3.0-latest.1,...

EUVD-2023-27714

Malicious code in bioql PyPI...

Users can set up workflows using restricted and invisible system tags

None...

CVE-2023-23620

Discourse is an open-source discussion platform. Prior to version 3.0.1 on the stable branch and 3.1.0.beta2 on the beta and tests-passed branches, the contents of latest/top routes for restricted tags can be accessed by unauthorized users. This issue is patched in version 3.0.1 on the stable...

Design/Logic Flaw

Discourse is an open-source discussion platform. Prior to version 3.0.1 on the stable branch and 3.1.0.beta2 on the beta and tests-passed branches, the contents of latest/top routes for restricted tags can be accessed by unauthorized users. This issue is patched in version 3.0.1 on the stable...

PT-2023-19081 · Discourse · Discourse

Name of the Vulnerable Software and Affected Versions: Discourse versions prior to 3.0.1 on the stable branch Discourse versions prior to 3.1.0.beta2 on the beta and tests-passed branches Description: Discourse is an open-source discussion platform. The contents of latest/top routes for restricte...

CVE-2023-23620 Discourse restricted tag routes leak topic information

Discourse is an open-source discussion platform. Prior to version 3.0.1 on the stable branch and 3.1.0.beta2 on the beta and tests-passed branches, the contents of latest/top routes for restricted tags can be accessed by unauthorized users. This issue is patched in version 3.0.1 on the stable...

Discourse 信息泄露漏洞

Discourse is an open source community discussion platform. The platform includes community, email and chat room features. An information disclosure vulnerability exists in Discourse versions prior to 3.0.1 stable, and prior to 3.1.0.beta2 beta and test-passed. An attacker exploiting this...

GHSA-32WX-4GXX-H48F Users can edit the tags of any discussion

This advisory concerns a vulnerability which was patched and publicly released on October 5, 2020. Impact This vulnerability allowed any registered user to edit the tags of any discussion for which they have READ access using the REST API. Users were able to remove any existing tag, and add any t...