CVE-2026-28282 Discourse vulnerable to group membership addition permission bypass via discourse-policy plugin

Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have a security flaw in the discourse-policy plugin which allowed a user with policy creation permission to gain membership access to any private/restricted groups. Once membership to a...

CVE-2026-28282

Discourse security advisory: A vulnerability in the discourse-policy plugin allows a user with policy creation permission to gain membership in private/restricted groups. Affected versions are prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2. Exploitation would let the user read private topics ...

EUVD-2026-13243

Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have a security flaw in the discourse-policy plugin which allowed a user with policy creation permission to gain membership access to any private/restricted groups. Once membership to a...

CVE-2026-27935

Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have a vulnerability in an API endpoint that discloses private topic metadata of admin users to moderator users even if the moderators do not have access to the private topics. Versions...

CVE-2026-27935 Discourse leaks private topic metadata to non-authorized users

Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have a vulnerability in an API endpoint that discloses private topic metadata of admin users to moderator users even if the moderators do not have access to the private topics. Versions...

CVE-2026-27935

Product and vulnerability : Discourse (open-source discussion platform) is affected. Affected versions : prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2. Root cause : an API endpoint vulnerability that discloses private topic metadata of admin users to moderator users who do not have access to...

CVE-2026-27935 Discourse leaks private topic metadata to non-authorized users

Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have a vulnerability in an API endpoint that discloses private topic metadata of admin users to moderator users even if the moderators do not have access to the private topics. Versions...

CVE-2026-27935 Discourse leaks private topic metadata to non-authorized users

Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have a vulnerability in an API endpoint that discloses private topic metadata of admin users to moderator users even if the moderators do not have access to the private topics. Versions...

CVE-2026-27934 Discourse leaks private topic title and post excerpt via user action API endpoint

Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have a lack of visibility checks with a user action API endpoint that results in disclosure of the title and post excerpt to unauthorized users, leading to information disclosure. Versions...

CVE-2026-27934 Discourse leaks private topic title and post excerpt via user action API endpoint

Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have a lack of visibility checks with a user action API endpoint that results in disclosure of the title and post excerpt to unauthorized users, leading to information disclosure. Versions...

CVE-2026-27934 Discourse leaks private topic title and post excerpt via user action API endpoint

Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have a lack of visibility checks with a user action API endpoint that results in disclosure of the title and post excerpt to unauthorized users, leading to information disclosure. Versions...

In Soft Serve, an authenticated repo import can clone server-local private repositories

Summary An authorization flaw in repo import allows any authenticated SSH user to clone a server-local Git repository, including another user's private repo, into a new repository they control. This breaks the private-repository confidentiality boundary and should be treated as High severity...

GHSA-XGXP-F695-6VRP In Soft Serve, an authenticated repo import can clone server-local private repositories

Summary An authorization flaw in repo import allows any authenticated SSH user to clone a server-local Git repository, including another user's private repo, into a new repository they control. This breaks the private-repository confidentiality boundary and should be treated as High severity...

Directory Traversal

Overview wwbn/avideo is an Audio and Video Platform or simply "A Video Platform". Affected versions of this package are vulnerable to Directory Traversal via the videoDirectory parameter in the hls.php file. An attacker can access and stream private or paid video content by supplying a crafted pa...

GHSA-PW4V-X838-W5PG AVideo has an Authorization Bypass via Path Traversal in HLS Endpoint Allows Streaming Private/Paid Videos

Summary The HLS streaming endpoint view/hls.php is vulnerable to a path traversal attack that allows an unauthenticated attacker to stream any private or paid video on the platform. The videoDirectory GET parameter is used in two divergent code paths — one for authorization which truncates at the...

AVideo has an Authorization Bypass via Path Traversal in HLS Endpoint Allows Streaming Private/Paid Videos

Summary The HLS streaming endpoint view/hls.php is vulnerable to a path traversal attack that allows an unauthenticated attacker to stream any private or paid video on the platform. The videoDirectory GET parameter is used in two divergent code paths — one for authorization which truncates at the...

GHSA-5X2W-37XF-7962 AVideo has Unauthenticated PGP Message Decryption via Public Endpoint

Summary The AVideo platform exposes a publicly accessible endpoint that performs server-side PGP decryption without requiring any form of authentication. Any anonymous user can submit a private key, ciphertext, and passphrase to the endpoint and receive the decrypted plaintext in the JSON respons...

AVideo has Unauthenticated PGP Message Decryption via Public Endpoint

Summary The AVideo platform exposes a publicly accessible endpoint that performs server-side PGP decryption without requiring any form of authentication. Any anonymous user can submit a private key, ciphertext, and passphrase to the endpoint and receive the decrypted plaintext in the JSON respons...

Missing Authentication for Critical Function

Overview wwbn/avideo is an Audio and Video Platform or simply "A Video Platform". Affected versions of this package are vulnerable to Missing Authentication for Critical Function via the decryptMessage.json.php endpoint, which processes user-supplied private keys, encrypted messages, and...

GHSA-V467-G7G7-HHFH AVideo has SSRF in Scheduler Plugin via callbackURL Missing `isSSRFSafeURL()` Validation

Summary The Scheduler plugin's run function in plugin/Scheduler/Scheduler.php calls urlgetcontents with an admin-configurable callbackURL that is validated only by isValidURL URL format check. Unlike other AVideo endpoints that were recently patched for SSRF GHSA-9x67-f2v7-63rw,...