Known Vulnerabilities for Discourse by Discourse

Listed below are 10 of the newest known vulnerabilities associated with "Discourse" by "Discourse".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-91159 json Discourse is an open-source discussion platform. Prior to 2026.9.0, 2026.8.1, 2026.7.3, and 2026.1.9, oEmbed processing treat... Not Provided 2026-10-14 2026-10-14
CVE-2026-91157 json Discourse is an open-source discussion platform. Prior to 2026.9.0, 2026.8.1, 2026.7.3, and 2026.1.9, sites with secure uploa... Not Provided 2026-10-14 2026-10-14
CVE-2026-91156 json Discourse is an open-source discussion platform. Prior to 2026.9.0, 2026.8.1, 2026.7.3, and 2026.1.9, MessageBus audience cal... Not Provided 2026-10-14 2026-10-14
CVE-2026-91134 json Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, the Discourse post sani... Not Provided 2026-09-24 2026-09-29
CVE-2026-91133 json Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, authenticated users cou... Not Provided 2026-09-24 2026-09-24
CVE-2026-91132 json Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, sites using wildcard pa... Not Provided 2026-09-24 2026-09-29
CVE-2026-91123 json Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, the iframe src traversa... Not Provided 2026-09-24 2026-09-24
CVE-2026-91122 json Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, the video placeholder c... Not Provided 2026-09-24 2026-09-24
CVE-2026-91121 json Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, attacker-controlled upl... Not Provided 2026-09-24 2026-09-24
CVE-2026-91120 json Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, provider-controlled vid... Not Provided 2026-09-24 2026-09-24
Results limited to 10 most recent vulnerabilities

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationDiscourseDiscourse2.7.0
ApplicationDiscourseDiscourse2.7.0
ApplicationDiscourseDiscourse2.7.0
ApplicationDiscourseDiscourse2.7.0
ApplicationDiscourseDiscourse2.7.0
ApplicationDiscourseDiscourse2.6.3
ApplicationDiscourseDiscourse2.6.2
ApplicationDiscourseDiscourse2.6.1
ApplicationDiscourseDiscourse2.6.0
ApplicationDiscourseDiscourse2.6.0
ApplicationDiscourseDiscourse2.6.0
ApplicationDiscourseDiscourse2.6.0
ApplicationDiscourseDiscourse2.6.0
ApplicationDiscourseDiscourse2.6.0
ApplicationDiscourseDiscourse2.6.0
ApplicationDiscourseDiscourse2.6.0
ApplicationDiscourseDiscourse2.5.6
ApplicationDiscourseDiscourse2.5.5
ApplicationDiscourseDiscourse2.5.4
ApplicationDiscourseDiscourse2.5.3
Results limited to 20 most recent known configurations

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