CVE-2025-48877

Discourse is an open-source discussion platform. Prior to version 3.4.4 of the stable branch, version 3.5.0.beta5 of the beta branch, and version 3.5.0.beta6-dev of the tests-passed branch, Codepen is present in the default allowediframes site setting, and it can potentially auto-run arbitrary JS...

CVE-2025-48062

Discourse is an open-source discussion platform. Prior to version 3.4.4 of the stable branch, version 3.5.0.beta5 of the beta branch, and version 3.5.0.beta6-dev of the tests-passed branch, certain invites via email may result in HTML injection in the email body if the topic title includes HTML...

CVE-2025-48877 Discourse vulnerable to auto-executing of third-party code in embedded CodePen iframe

Discourse is an open-source discussion platform. Prior to version 3.4.4 of the stable branch, version 3.5.0.beta5 of the beta branch, and version 3.5.0.beta6-dev of the tests-passed branch, Codepen is present in the default allowediframes site setting, and it can potentially auto-run arbitrary JS...

CVE-2025-48877 Discourse vulnerable to auto-executing of third-party code in embedded CodePen iframe

Discourse is an open-source discussion platform. Prior to version 3.4.4 of the stable branch, version 3.5.0.beta5 of the beta branch, and version 3.5.0.beta6-dev of the tests-passed branch, Codepen is present in the default allowediframes site setting, and it can potentially auto-run arbitrary JS...

CVE-2025-48877

Summary: CVE-2025-48877 affects Discourse. Before the patched releases, Codepen could be present in the default allowed_iframes site setting, potentially auto-running arbitrary JS in the iframe scope. Affected versions (as stated): Discourse < 3.4.4 (stable), < 3.5.0.beta5 (beta), and

CVE-2025-48062 Discourse vulnerable to HTML injection when inviting to topic via email

Discourse is an open-source discussion platform. Prior to version 3.4.4 of the stable branch, version 3.5.0.beta5 of the beta branch, and version 3.5.0.beta6-dev of the tests-passed branch, certain invites via email may result in HTML injection in the email body if the topic title includes HTML...

CVE-2025-48062 Discourse vulnerable to HTML injection when inviting to topic via email

Discourse is an open-source discussion platform. Prior to version 3.4.4 of the stable branch, version 3.5.0.beta5 of the beta branch, and version 3.5.0.beta6-dev of the tests-passed branch, certain invites via email may result in HTML injection in the email body if the topic title includes HTML...

CVE-2025-48062

Technical details about CVE-2025-48062 are not publicly disclosed in the provided documents. Monitor for updates from official sources.

CVE-2025-48053

CVE-2025-48053 affects Discourse: before patch versions, sending a malicious URL in a PM to a bot can reduce availability of a Discourse instance (DoS). Patched in stable 3.4.4, beta 3.5.0.beta5, and tests-passed 3.5.0.beta6-dev. No workarounds documented. CVSS metrics from NVD indicate high impa...

CVE-2025-48053 Discourse vulnerable to DoS via large URL payload in PM to a bot

Discourse is an open-source discussion platform. Prior to version 3.4.4 of the stable branch, version 3.5.0.beta5 of the beta branch, and version 3.5.0.beta6-dev of the tests-passed branch, sending a malicious URL in a PM to a bot user can cause a reduced the availability of a Discourse instance...

CVE-2025-48053 Discourse vulnerable to DoS via large URL payload in PM to a bot

Discourse is an open-source discussion platform. Prior to version 3.4.4 of the stable branch, version 3.5.0.beta5 of the beta branch, and version 3.5.0.beta6-dev of the tests-passed branch, sending a malicious URL in a PM to a bot user can cause a reduced the availability of a Discourse instance...

CVE-2025-48053 Discourse vulnerable to DoS via large URL payload in PM to a bot

Discourse is an open-source discussion platform. Prior to version 3.4.4 of the stable branch, version 3.5.0.beta5 of the beta branch, and version 3.5.0.beta6-dev of the tests-passed branch, sending a malicious URL in a PM to a bot user can cause a reduced the availability of a Discourse instance...

PT-2025-24431 · Discourse · Discourse

Name of the Vulnerable Software and Affected Versions: Discourse versions prior to 3.4.4 Discourse version 3.5.0.beta5 and earlier of the beta branch Discourse version 3.5.0.beta6-dev and earlier of the tests-passed branch Description: Discourse is an open-source discussion platform. Sending a...

Discourse 安全漏洞

Discourse is an open source community discussion platform from Discourse Open Source. The platform includes features such as communities, email, and chat rooms. A security vulnerability exists in Discourse versions prior to 3.4.4, prior to 3.5.0.beta5, and prior to 3.5.0.beta6-dev, which stems fr...

PT-2025-24432

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 3.4.4 Discourse version 3.5.0.beta5 and earlier of the beta branch Discourse version 3.5.0.beta6-dev and earlier of the tests-passed branch Description The issue concerns HTML injection in email bodies when the topi...

Discourse 安全漏洞

Discourse is an open source community discussion platform from Discourse Open Source. The platform includes features such as communities, email, and chat rooms. A security vulnerability exists in Discourse versions prior to 3.4.4, prior to 3.5.0.beta5, and prior to 3.5.0.beta6-dev, which stems fr...

PT-2025-24434 · Codepen +1 · Codepen +1

Name of the Vulnerable Software and Affected Versions: Discourse versions prior to 3.4.4 Discourse version 3.5.0.beta5 and earlier of the beta branch Discourse version 3.5.0.beta6-dev and earlier of the tests-passed branch Description: Discourse is an open-source discussion platform. In versions...

CVE-2025-47288

Discourse Policy plugin gives the ability to confirm users have seen or done something. Prior to version 0.1.1, if there was a policy posted to a public topic that was tied to a private group then the group members could be shown to non-group members. This issue has been patched in version 0.1.1....

CVE-2025-47288

Discourse Policy plugin gives the ability to confirm users have seen or done something. Prior to version 0.1.1, if there was a policy posted to a public topic that was tied to a private group then the group members could be shown to non-group members. This issue has been patched in version 0.1.1....

CVE-2025-47288 Discourse Policy plugin private group members visible

Discourse Policy plugin gives the ability to confirm users have seen or done something. Prior to version 0.1.1, if there was a policy posted to a public topic that was tied to a private group then the group members could be shown to non-group members. This issue has been patched in version 0.1.1....