254 matches found
Discourse 3.5.x < 3.5.0.beta8 Multiple Vulnerabilities
Discourse is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:discourse:discourse"; ifdescripti...
Discourse 3.5.x < 3.5.0.beta6 XSS Vulnerability
Discourse is prone to a cross-site scripting XSS vulnerability. SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE =...
CVE-2025-48954
Discourse is an open-source discussion platform. Versions prior to 3.5.0.beta6 are vulnerable to cross-site scripting when the content security policy isn't enabled when using social logins. Version 3.5.0.beta6 patches the issue. As a workaround, have the content security policy enabled...
CVE-2025-48954 Discourse vulnerable to XSS via user-provided query parameter in oauth failure flow
Discourse is an open-source discussion platform. Versions prior to 3.5.0.beta6 are vulnerable to cross-site scripting when the content security policy isn't enabled when using social logins. Version 3.5.0.beta6 patches the issue. As a workaround, have the content security policy enabled...
CVE-2025-48954
Discourse CVE-2025-48954 affects versions prior to 3.5.0.beta6, where a Cross-site Scripting (XSS) vulnerability exists in the OAuth/social login flow due to insufficient Content Security Policy enforcement during login failures. The stored XSS can allow injection and execution of scripts in vict...
PT-2025-26829 · Discourse · Discourse
Name of the Vulnerable Software and Affected Versions: Discourse versions prior to 3.5.0.beta6 Description: The issue is related to cross-site scripting when the content security policy is not enabled, specifically when using social logins. Recommendations: For versions prior to 3.5.0.beta6, upda...
BIT-DISCOURSE-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...
BIT-DISCOURSE-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-2025-48877 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-2025-48053
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...
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...
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...
CVE-2024-45297
Discourse is an open source platform for community discussion. Users can see topics with a hidden tag if they know the label/name of that tag. This issue has been patched in the latest stable, beta and tests-passed version of Discourse. All users area are advised to upgrade. There are no known...
CVE-2024-35168
Missing Authorization vulnerability in Discourse WP Discourse.This issue affects WP Discourse: from n/a through 2.5.1...
CVE-2024-27085
Discourse is an open source platform for community discussion. In affected versions users that are allowed to invite others can inject arbitrarily large data in parameters used in the invite route. The problem has been patched in the latest version of Discourse. Users are advised to upgrade. User...