CVE-2026-32244 Discourse: Cached outdated summaries can leak removed content

Discourse is an open-source discussion platform. In versions prior to 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1, outdated cached AI summaries can leak removed content to anonymous and unprivileged users who cannot regenerate summaries. This issue has been fixed in versions 2026.1.4,...

CVE-2026-32244 Discourse: Cached outdated summaries can leak removed content

Discourse is an open-source discussion platform. In versions prior to 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1, outdated cached AI summaries can leak removed content to anonymous and unprivileged users who cannot regenerate summaries. This issue has been fixed in versions 2026.1.4,...

CVE-2026-32244 Discourse: Cached outdated summaries can leak removed content

Discourse is an open-source discussion platform. In versions prior to 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1, outdated cached AI summaries can leak removed content to anonymous and unprivileged users who cannot regenerate summaries. This issue has been fixed in versions 2026.1.4,...

Discourse 信息泄露漏洞

Discourse is an open-source community discussion platform developed by Discourse. This platform includes features such as communities, email communication, and chat rooms. Versions of Discourse prior to 2026.1.4, 2026.3.1, 2026.4.1, and 2026.5.0-latest.1 contain information leakage vulnerabilitie...

PT-2026-41758

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.1.4 Discourse versions prior to 2026.3.1 Discourse versions prior to 2026.4.1 Discourse versions prior to 2026.5.0-latest.1 Description Outdated cached AI summaries can leak removed content to anonymous and...

PT-2026-41764

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.1.4 Discourse versions prior to 2026.3.1 Discourse versions prior to 2026.4.1 Discourse versions prior to 2026.5.0-latest.1 Description An authenticated user on an instance with the form templates feature enabl...

PT-2026-41996

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.1.4 Discourse versions prior to 2026.3.1 Discourse versions prior to 2026.4.1 Discourse versions prior to 2026.5.0-latest.1 Description A flaw in the discourse-subscriptions plugin allows users to gain access t...

Discourse 安全漏洞

Discourse is an open-source community discussion platform developed by Discourse. This platform includes features such as communities, email communication, and chat rooms. Versions of Discourse prior to 2026.1.4, 2026.3.1, 2026.4.1, and 2026.5.0-latest.1 contain security vulnerabilities. These...

Discourse 安全漏洞

Discourse is an open-source community discussion platform developed by Discourse. This platform includes features such as communities, email, and chat rooms. Versions of Discourse before 2026.1.4, 2026.3.1, 2026.4.1, and 2026.5.0-latest.1 contain security vulnerabilities. These vulnerabilities st...

HackerSignal: A Large-Scale Multi-Source Dataset Linking Hacker Community Discourse to the CVE Vulnerability Lifecycle

We introduce HackerSignal, a benchmark for temporal out-of-distribution cyber threat intelligence CTI and cross-source CVE linkage. HackerSignal aggregates 7.45 million exact-deduplicated documents from 64 public forum/source identifiers spanning eight source layers and a 36-year window 1990-2026...

Discourse Information Disclosure Vulnerability (CNVD-2026-17249)

Discourse is Discourse open source set of open source community discussion platform. The platform includes features such as community , e-mail and chat rooms . An information disclosure vulnerability exists in Discourse. The vulnerability stems from the fact that an authenticated user can send an...

Discourse code issue vulnerability (CNVD-2026-17261)

Discourse is Discourse open source set of open source community discussion platform. The platform includes features such as community , e-mail and chat rooms . Discourse suffers from a code issue vulnerability that can be exploited by an attacker to cause the server to initiate outbound connectio...

Discourse authorization issue vulnerability (CNVD-2026-17262)

Discourse is Discourse open source set of open source community discussion platform. The platform includes features such as community , e-mail and chat rooms . Discourse is vulnerable to an authorization issue. The vulnerability stems from the fact that a user who loses access to a topic can stil...

Discourse Information Disclosure Vulnerability (CNVD-2026-17255)

Discourse is Discourse open source set of open source community discussion platform. The platform includes features such as community , e-mail and chat rooms . Discourse suffers from an information disclosure vulnerability that stems from the possibility of inferring the identity of a channel...

Discourse Information Disclosure Vulnerability (CNVD-2026-17256)

Discourse is Discourse open source set of open source community discussion platform. The platform includes features such as community , e-mail and chat rooms . Discourse suffers from an information disclosure vulnerability that can be exploited by attackers to cause moderators to obtain informati...

Discourse cross-site scripting vulnerability (CNVD-2026-17253)

Discourse is Discourse open source set of open source community discussion platform. The platform includes features such as community , e-mail and chat rooms . Discourse suffers from a cross-site scripting vulnerability that can be exploited by an attacker to inject arbitrary HTML and JavaScript...

Discourse Information Disclosure Vulnerability (CNVD-2026-17258)

Discourse is Discourse open source set of open source community discussion platform. The platform includes features such as community , e-mail and chat rooms . Discourse suffers from an information disclosure vulnerability that stems from non-employee users having access to read receipt informati...

Discourse Cross-Site Scripting Vulnerability

Discourse is Discourse open source set of open source community discussion platform. The platform includes features such as community , e-mail and chat rooms . Discourse suffers from a cross-site scripting vulnerability that stems from the API not cleaning up the description string when updating...

Discourse authorization issue vulnerability (CNVD-2026-17259)

Discourse is Discourse open source set of open source community discussion platform. The platform includes features such as community , e-mail and chat rooms . Discourse suffers from an authorization issue vulnerability that stems from a category group moderator being able to perform privileged...

Discourse Access Control Error Vulnerability (CNVD-2026-17476)

Discourse is Discourse open source set of open source community discussion platform. The platform includes features such as community , e-mail and chat rooms . Discourse suffers from an Access Control Error vulnerability that can be exploited by an attacker to retrieve the content of posts, threa...