Vulnerabilities (CVE)

Filtered by vendor Discourse Subscribe
Total 130 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2021-37633 1 Discourse 1 Discourse 2023-12-10 4.3 MEDIUM 6.1 MEDIUM
Discourse is an open source discussion platform. In versions prior to 2.7.8 rendering of d-popover tooltips can be susceptible to XSS attacks. This vulnerability only affects sites which have modified or disabled Discourse's default Content Security Policy. This issue is patched in the latest `stable` 2.7.8 version of Discourse. As a workaround users may ensure that the Content Security Policy is enabled, and has not been modified in a way which would make it more vulnerable to XSS attacks.
CVE-2021-39161 1 Discourse 1 Discourse 2023-12-10 2.1 LOW 5.4 MEDIUM
Discourse is an open source platform for community discussion. In affected versions category names can be used for Cross-site scripting(XSS) attacks. This is mitigated by Discourse's default Content Security Policy and this vulnerability only affects sites which have modified or disabled or changed Discourse's default Content Security Policy have allowed for moderators to modify categories. This issue is patched in the latest stable, beta and tests-passed versions of Discourse. Users are advised to ensure that the Content Security Policy is enabled, and has not been modified in a way which would make it more vulnerable to XSS attacks.
CVE-2021-37703 1 Discourse 1 Discourse 2023-12-10 4.3 MEDIUM 4.3 MEDIUM
Discourse is an open-source platform for community discussion. In Discourse before versions 2.7.8 and 2.8.0.beta5, a user's read state for a topic such as the last read post number and the notification level is exposed.
CVE-2021-32764 1 Discourse 1 Discourse 2023-12-10 3.5 LOW 5.4 MEDIUM
Discourse is an open-source discussion platform. In Discourse versions 2.7.5 and prior, parsing and rendering of YouTube Oneboxes can be susceptible to XSS attacks. This vulnerability only affects sites which have modified or disabled Discourse's default Content Security Policy. The issue is patched in `stable` version 2.7.6, `beta` version 2.8.0.beta3, and `tests-passed` version 2.8.0.beta3. As a workaround, ensure that the Content Security Policy is enabled, and has not been modified in a way which would make it more vulnerable to XSS attacks.
CVE-2021-37693 1 Discourse 1 Discourse 2023-12-10 5.0 MEDIUM 7.5 HIGH
Discourse is an open-source platform for community discussion. In Discourse before versions 2.7.8 and 2.8.0.beta4, when adding additional email addresses to an existing account on a Discourse site an email token is generated as part of the email verification process. Deleting the additional email address does not invalidate an unused token which can then be used in other contexts, including reseting a password.
CVE-2021-32788 1 Discourse 1 Discourse 2023-12-10 4.0 MEDIUM 4.3 MEDIUM
Discourse is an open source discussion platform. In versions prior to 2.7.7 there are two bugs which led to the post creator of a whisper post being revealed to non-staff users. 1: Staff users that creates a whisper post in a personal message is revealed to non-staff participants of the personal message even though the whisper post cannot be seen by them. 2: When a whisper post is before the last post in a post stream, deleting the last post will result in the creator of the whisper post to be revealed to non-staff users as the last poster of the topic.
CVE-2021-3138 1 Discourse 1 Discourse 2023-12-10 5.0 MEDIUM 7.5 HIGH
In Discourse 2.7.0 through beta1, a rate-limit bypass leads to a bypass of the 2FA requirement for certain forms.
CVE-2019-1020018 1 Discourse 1 Discourse 2023-12-10 7.5 HIGH 7.3 HIGH
Discourse before 2.3.0 and 2.4.x before 2.4.0.beta3 lacks a confirmation screen when logging in via an email link.
CVE-2019-1020017 1 Discourse 1 Discourse 2023-12-10 5.0 MEDIUM 5.3 MEDIUM
Discourse before 2.3.0 and 2.4.x before 2.4.0.beta3 lacks a confirmation screen when logging in via a user-api OTP.
CVE-2019-15515 1 Discourse 1 Discourse 2023-12-10 4.3 MEDIUM 6.5 MEDIUM
Discourse 2.3.2 sends the CSRF token in the query string.