Filter
AND

DiscourseAnonymous cache poisoning via XHR requests in Discourse

8.2
First published (updated )

DiscourseAnonymous cache poisoning via request headers in Discourse

8.2
EPSS
0.04%
First published (updated )

DiscoursePotential Backup file leaked via Nginx in Discourse

7.5
First published (updated )

DiscourseAnonymous cache poisoning via XHR requests in Discourse

8.2
First published (updated )

DiscourseDenial of service by the absence of restrictions on replies to posts in Discourse

7.5
First published (updated )

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

DiscourseBypass of email address validation via encoded email addresses in Discourse

8.2
First published (updated )

DiscourseDiscourse vulnerable to DoS via Tag Group

7.5
First published (updated )

DiscourseDiscourse vulnerable to DoS through Onebox

7.5
First published (updated )

Discourse Aidiscourse-ai admin-initiated SSRF when interacting with AI services

7.2
EPSS
0.04%
First published (updated )

DiscourseDiscourse vulnerable to unlimited mentioned users in message serializer

8.6
First published (updated )

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

DiscourseDiscourse DoS through Onebox favicon URL

7.5
First published (updated )

Discourse Calendar pluginImproper escaping of user input in discourse-calendar

First published (updated )

DiscourseUnauthenticated access to new private chat messages in Discourse

7.5
First published (updated )

DiscourseMalicious requests can fill up the log files resulting in a deinal of service in Discourse

7.5
First published (updated )

DiscourseCross-site Scripting via email preview when CSP disabled in Discourse

First published (updated )

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Discourse Discourse-encryptImproper escaping of encrypted topic titles can lead to Cross-site Scripting under non-default site configuration

7.2
First published (updated )

DiscourseDiscourse vulnerable to ossible DDoS due to unbounded limits in various controller actions

7.5
First published (updated )

DiscourseDenial of service via User Custom Sidebar Section Unlimited Link Creation in discourse

7.5
First published (updated )

DiscourseSSRF

8.1
First published (updated )

DiscourseSSRF

7.5
First published (updated )

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

DiscourseDiscourse is an open-source discussion platform. Prior to version 3.0.1 on the `stable` branch and v…

8.6
First published (updated )

DiscourseDiscourse vulnerable to Cross-site Scripting in local oneboxes

8.8
First published (updated )

DiscourseDiscourse vulnerable to Cross-site Scripting through pending post titles descriptions

First published (updated )

DiscourseDiscourse password reset link can lead to in account takeover if user changes to a new email

8.1
First published (updated )

DiscourseDiscourse allows self-XSS through malicious composer message

7.1
First published (updated )

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

DiscoursePossible Server-Side Request Forgery (SSRF) in webhooks

7.6
First published (updated )

DiscourseDiscourse user account takeover via email and invite link

8.9
First published (updated )

DiscourseDiscourse moderators can edit themes via the API

7.2
First published (updated )

DiscourseDiscourse through 2.8.7 allows admins to send invitations to arbitrary email addresses at an unlimit…

7.2
First published (updated )

DiscourseEmail activation route can be abused by spammers in Discourse

7.5
First published (updated )

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203