Design/Logic Flaw

Discourse is an open source discussion platform. Prior to version 3.0.6 of the stable branch and version 3.1.0.beta7 of the beta and tests-passed branches, a malicious user can edit a post in a topic and cause a DoS with a carefully crafted edit reason. The issue is patched in version 3.0.6 of th...

Input validation

Discourse is an open source discussion platform. Prior to version 3.0.6 of the stable branch and version 3.1.0.beta7 of the beta and tests-passed branches, in multiple controller actions, Discourse accepts limit params but does not impose any upper bound on the values being accepted. Without an...

CVE-2023-38685

Discourse is affected in versions prior to stable 3.0.6 and beta/tests-passed 3.1.0.beta7, where information about restricted-visibility topic tags could be obtained by unauthorized users. The issue is fixed in stable 3.0.6 and beta/tests-passed 3.1.0.beta7. Impact: potential information disclosu...

CVE-2023-38685 Discourse's restricted tag information visible to unauthenticated users

Discourse is an open source discussion platform. Prior to version 3.0.6 of the stable branch and version 3.1.0.beta7 of the beta and tests-passed branches, information about restricted-visibility topic tags could be obtained by unauthorized users. The issue is patched in version 3.0.6 of the stab...

CVE-2023-38685 Discourse's restricted tag information visible to unauthenticated users

Discourse is an open source discussion platform. Prior to version 3.0.6 of the stable branch and version 3.1.0.beta7 of the beta and tests-passed branches, information about restricted-visibility topic tags could be obtained by unauthorized users. The issue is patched in version 3.0.6 of the stab...

CVE-2023-38498

Discourse (open source forum software) is affected by CVE-2023-38498. Prior to Discourse 3.0.6 (stable) and 3.1.0.beta7 (beta/tests-passed), a malicious user can cause the defer queue to not progress promptly on multisite installations within the same site. The vulnerability is fixed in 3.0.6 (st...

CVE-2023-37906

CVE-2023-37906 affects the Discourse open source platform. Prior to version 3.0.6 (stable) and 3.1.0.beta7 (beta/tests-passed) , a malicious user could edit a post in a topic with a crafted edit reason to trigger a DoS. The vulnerability is patched in 3.0.6 (stable) and 3.1.0.beta7 (beta/tests-pa...

CVE-2023-37906 Discourse vulnerable to DoS via post edit reason

Discourse is an open source discussion platform. Prior to version 3.0.6 of the stable branch and version 3.1.0.beta7 of the beta and tests-passed branches, a malicious user can edit a post in a topic and cause a DoS with a carefully crafted edit reason. The issue is patched in version 3.0.6 of th...

CVE-2023-37906 Discourse vulnerable to DoS via post edit reason

Discourse is an open source discussion platform. Prior to version 3.0.6 of the stable branch and version 3.1.0.beta7 of the beta and tests-passed branches, a malicious user can edit a post in a topic and cause a DoS with a carefully crafted edit reason. The issue is patched in version 3.0.6 of th...

CVE-2023-37904 Discourse Race Condition in Accept Invite

Discourse is an open source discussion platform. Prior to version 3.0.6 of the stable branch and version 3.1.0.beta7 of the beta and tests-passed branches, more users than permitted could be created from invite links. The issue is patched in version 3.0.6 of the stable branch and version...

CVE-2023-37904 Discourse Race Condition in Accept Invite

Discourse is an open source discussion platform. Prior to version 3.0.6 of the stable branch and version 3.1.0.beta7 of the beta and tests-passed branches, more users than permitted could be created from invite links. The issue is patched in version 3.0.6 of the stable branch and version...

WordPress Discussion Board Plugin <= 2.4.8 is vulnerable to Content Injection

Software Discussion Board Type Plugin Vulnerable versions = 2.4.8 Fixed in 2.4.9 OWASP Top 10 A5: Broken Access Control Classification Content Injection CVE CVE-2023-39161 Patch priority Low CVSS severity Low 5.4 Developer Claim ownership PSID e808296acb35 Credits Abdi Pranata Required privilege...

CVE-2023-36818

Discourse is an open source discussion platform. In affected versions a request to create or update custom sidebar section can cause a denial of service. This issue has been patched in commit 52b003d915. Users are advised to upgrade. There are no known workarounds for this vulnerability...

CVE-2023-36466

Discourse is an open source discussion platform. When editing a topic, there is a vulnerability that enables a user to bypass the topic title validations for things like title length, number of emojis in title and blank topic titles. The issue is patched in the latest stable, beta and tests-passe...

CVE-2023-36818 Denial of service via User Custom Sidebar Section Unlimited Link Creation in discourse

Discourse is an open source discussion platform. In affected versions a request to create or update custom sidebar section can cause a denial of service. This issue has been patched in commit 52b003d915. Users are advised to upgrade. There are no known workarounds for this vulnerability...

CVE-2023-36818

CVE-2023-36818 affects Discourse (open source discussion platform). Affected versions allow a request to create or update a custom sidebar section to trigger a denial of service. The issue is mitigated by the patch in commit 52b003d915, with upgrade advised. Some sources also reference specific v...

CVE-2023-36466 Topic Title Validation Skipped When Changing Category in Discourse

Discourse is an open source discussion platform. When editing a topic, there is a vulnerability that enables a user to bypass the topic title validations for things like title length, number of emojis in title and blank topic titles. The issue is patched in the latest stable, beta and tests-passe...

CVE-2023-36473

Discourse is an open source discussion platform. A CSP Content Security Policy nonce reuse vulnerability could allow XSS attacks to bypass CSP protection. There are no known XSS vectors at the moment, but should one be discovered, this vulnerability would allow the XSS attack to completely bypass...

Design/Logic Flaw

Discourse is an open source discussion platform. A CSP Content Security Policy nonce reuse vulnerability could allow XSS attacks to bypass CSP protection. There are no known XSS vectors at the moment, but should one be discovered, this vulnerability would allow the XSS attack to completely bypass...

CVE-2023-36473

Discourse (open-source discussion platform) has a CSP nonce reuse vulnerability (CVE-2023-36473) that could allow XSS by bypassing Content Security Policy if nonce reuse occurs. The issue is described as unexploited currently, with remediation present: the vulnerability is patched in the latest t...