CVE-2026-53962 Discourse: Insufficient SVG sanitization logic

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, insufficient SVG sanitization in upload and user avatar handling could lead to cross-site scripting when a user visited specific URLs that are not normally part of community browsing. This issue ...

CVE-2026-45788

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, secure uploads could be exposed by pullhotlinkedimages when an attacker knew the secured upload URL and the secureuploads site setting was enabled. This issue is fixed in versions 2026.6.0,...

CVE-2026-45788 Discourse: Secure uploads exposed by hotlinked image copying

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, secure uploads could be exposed by pullhotlinkedimages when an attacker knew the secured upload URL and the secureuploads site setting was enabled. This issue is fixed in versions 2026.6.0,...

CVE-2026-45788

Discourse contains a vulnerability where secure uploads could be exposed via pull_hotlinked_images if the secured_uploads site setting is enabled and an attacker knew the secured upload URL. Affected versions are prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5. Remediation is to upgrade to 20...

CVE-2026-45788 Discourse: Secure uploads exposed by hotlinked image copying

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, secure uploads could be exposed by pullhotlinkedimages when an attacker knew the secured upload URL and the secureuploads site setting was enabled. This issue is fixed in versions 2026.6.0,...

CVE-2026-46413 Discourse: Regular users can route multipart uploads into the admin backup store

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, regular users could route direct S3 multipart uploads through ExternalUploadManager into the admin backup store. This issue is fixed in versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5...

CVE-2026-46413

Discourse (open-source discussion platform) contains a vulnerability tracked as CVE-2026-46413 where, prior to versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, regular users could route direct S3 multipart uploads through ExternalUploadManager into the admin backup store. This could allow una...

CVE-2026-46413

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, regular users could route direct S3 multipart uploads through ExternalUploadManager into the admin backup store. This issue is fixed in versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5...

CVE-2026-46413 Discourse: Regular users can route multipart uploads into the admin backup store

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, regular users could route direct S3 multipart uploads through ExternalUploadManager into the admin backup store. This issue is fixed in versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5...

EUVD-2026-42686

The UsersWP plugin for WordPress is vulnerable to Arbitrary File Deletion in versions up to, and including, 1.2.65. This is due to insufficient validation of file-field values in the UsersWPValidation::validatefields function which falls through to sanitizetextfield for fields of type 'file',...

CVE-2026-55420

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, under certain non-default configurations, processing of PDF uploads could be exploited to obtain RCE on the server. This issue is patched in 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5...

CVE-2026-55420 Discourse: Remote code execution via pdf uploads

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, under certain non-default configurations, processing of PDF uploads could be exploited to obtain RCE on the server. This issue is patched in 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5...

CVE-2026-55420 Discourse: Remote code execution via pdf uploads

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, under certain non-default configurations, processing of PDF uploads could be exploited to obtain RCE on the server. This issue is patched in 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5...

CVE-2026-55420

Discourse (open-source platform) prior to versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, in some non-default configurations, allowed processing of PDF uploads to lead to remote code execution on the server. The root cause is tied to how PDFs are processed under specific configurations, enab...

CVE-2026-55420

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, under certain non-default configurations, processing of PDF uploads could be exploited to obtain RCE on the server. This issue is patched in 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5...

CVE-2026-12406

The User Frontend: AI Powered Frontend Posting, User Directory, Profile, Membership & User Registration plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 4.3.7. This is due to the plugin not properly verifying that a user is authorized to perform an...

CVE-2026-11571

The Everest Forms WordPress plugin before 3.5.0 does not reliably delete temporary CSV files generated during email-notification processing and leaves them publicly accessible in the uploads directory, allowing unauthenticated attackers to retrieve other users' form submission records via...

EUVD-2026-42508

The Everest Forms WordPress plugin before 3.5.0 does not reliably delete temporary CSV files generated during email-notification processing and leaves them publicly accessible in the uploads directory, allowing unauthenticated attackers to retrieve other users' form submission records via...

CVE-2026-11571 Everest Forms < 3.5.0 - Unauthenticated Sensitive Information Exposure via Residual CSV Artifacts

The Everest Forms WordPress plugin before 3.5.0 does not reliably delete temporary CSV files generated during email-notification processing and leaves them publicly accessible in the uploads directory, allowing unauthenticated attackers to retrieve other users' form submission records via...

CVE-2026-11571

The CVE concerns the Everest Forms WordPress plugin prior to version 3.5.0. It does not reliably delete temporary CSV files created during email-notification processing, leaving them publicly accessible in the uploads directory. This enables unauthenticated attackers to retrieve other users’ form...