CVE-2026-27481

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, an authorization bypass vulnerability allows unauthenticated or unauthorized users to view hidden staff-only tags and its...

CVE-2026-27481 Discourse: Hidden tag visibility bypass on tag routes

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, an authorization bypass vulnerability allows unauthenticated or unauthorized users to view hidden staff-only tags and its...

CVE-2026-27481 Discourse: Hidden tag visibility bypass on tag routes

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, an authorization bypass vulnerability allows unauthenticated or unauthorized users to view hidden staff-only tags and its...

PT-2026-30241

Name of the Vulnerable Software and Affected Versions Discourse versions 2026.1.0 through before 2026.1.3 Discourse versions 2026.2.0 through before 2026.2.2 Discourse versions 2026.3.0 through before 2026.3.0 Description Discourse, an open-source discussion platform, contains an authorization...

CVE-2026-32620

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, non-staff users could access read receipt information for staff-only posts they weren't supposed to see. No post content w...

CVE-2026-32620

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, non-staff users could access read receipt information for staff-only posts they weren't supposed to see. No post content w...

CVE-2026-33185 Discourse: Group SMTP test endpoint susceptible to SSRF

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, the group email settings test endpoint could be used to make the server initiate outbound connections to arbitrary hosts a...

CVE-2026-33185 Discourse: Group SMTP test endpoint susceptible to SSRF

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, the group email settings test endpoint could be used to make the server initiate outbound connections to arbitrary hosts a...

CVE-2026-33185

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, the group email settings test endpoint could be used to make the server initiate outbound connections to arbitrary hosts a...

CVE-2026-32620 Discourse: Missing post-level authorization allows whisper metadata disclosure

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, non-staff users could access read receipt information for staff-only posts they weren't supposed to see. No post content w...

EUVD-2026-17559

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, non-staff users could access read receipt information for staff-only posts they weren't supposed to see. No post content w...

CVE-2026-32620 Discourse: Missing post-level authorization allows whisper metadata disclosure

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, non-staff users could access read receipt information for staff-only posts they weren't supposed to see. No post content w...

CVE-2026-32620 Discourse: Missing post-level authorization allows whisper metadata disclosure

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, non-staff users could access read receipt information for staff-only posts they weren't supposed to see. No post content w...

CVE-2026-32620

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, non-staff users could access read receipt information for staff-only posts they weren't supposed to see. No post content w...

CVE-2026-32620

Summary: CVE-2026-32620 affects Discourse. From 2026.1.0-latest up to before 2026.1.3, 2026.2.0-latest up to before 2026.2.2, and 2026.3.0-latest up to before 2026.3.0, non-staff users could access read receipt metadata for staff-only posts they were not supposed to see. No post content was expos...

PT-2026-29317

Name of the Vulnerable Software and Affected Versions Discourse versions 2026.1.0 through 2026.1.2, 2026.2.0 through 2026.2.1, and 2026.3.0 through 2026.2.9 Description Discourse, an open-source discussion platform, had an issue where the group email settings test endpoint could be exploited to...

PT-2026-29311

Name of the Vulnerable Software and Affected Versions Discourse versions 2026.1.0 through 2026.1.2 Discourse versions 2026.2.0 through 2026.2.1 Discourse versions 2026.3.0 through 2026.2.9 Description Discourse, an open-source discussion platform, had a flaw where non-staff users could view read...

ANT-2026-H5T8XKWR · TryGhost/Ghost · sql-injection

sql-injection critical GHSA-w52v-v783-gw97 Severity Claude critical · Security research firm - · Maintainer critical Discovered by Claude Mythos Preview REPORT The report below was sent to the maintainer and sealed at approval. ANT-2026-H5T8XKWR: SQL injection in Content API The Ghost Content API...

CVE-2026-33531

InvenTree is an Open Source Inventory Management System. Prior to version 1.2.6, a path traversal vulnerability in the report template engine allows a staff-level user to read arbitrary files from the server filesystem via crafted template tags. Affected functions: encodesvgimage, asset, and...

BIT-DISCOURSE-2026-33423 Discourse staff can modify any user's group notification level

Discourse is an open-source discussion platform. Prior to versions 2026.3.0, 2026.2.1, and 2026.1.2, staff can modify any user's group notification level. Versions 2026.3.0, 2026.2.1, and 2026.1.2 contain a patch. No known workarounds are available...