CVE-2023-25172 Discourse vulnerable to Cross-site Scripting - user name displayed on post

Discourse is an open-source discussion platform. Prior to version 3.0.1 of the stable branch and version 3.1.0.beta2 of the beta and tests-passed branches, a maliciously crafted URL can be included in a user's full name field to to carry out cross-site scripting attacks on sites with a disabled o...

Discourse 安全漏洞

Discourse is an open source community discussion platform. The platform includes features such as communities, email and chat rooms. A security vulnerability exists in Discourse. An attacker logged in as an administrator could make multiple requests for backups, which would exhaust all connection...

Discourse 信息泄露漏洞

Discourse is an open source community discussion platform. The platform includes community, email, and chat room features. Discourse suffers from an information disclosure vulnerability that stems from the fact that the number of topics displayed by tabs counts only the unread regular topic limit...

Discourse 信息泄露漏洞

Discourse is an open source community discussion platform. The platform includes features such as communities, email and chat rooms. Discourse suffers from a security vulnerability that stems from private tags being displayed in metadata...

CVE-2023-25167 Regular expression denial of service via installing themes via git in discourse

Discourse is an open source discussion platform. In affected versions a malicious user can cause a regular expression denial of service using a carefully crafted git URL. This issue is patched in the latest stable, beta and tests-passed versions of Discourse. Users are advised to upgrade. There a...

Discourse 访问控制错误漏洞

Discourse is an open source community discussion platform. The platform includes community, email, and chat room features. Discourse suffers from an access control error vulnerability, which can be exploited by an attacker to create new threads as any user with embeddable comments...

CVE-2023-22740 Discourse vulnerable to Allocation of Resources Without Limits via Chat drafts

Discourse is an open source platform for community discussion. Versions prior to 3.1.0.beta1 beta tests-passed are vulnerable to Allocation of Resources Without Limits. Users can create chat drafts of an unlimited length, which can cause a denial of service by generating an excessive load on the...

Discourse 信息泄露漏洞

Discourse is an open source community discussion platform. The platform includes community, email and chat room features. An information disclosure vulnerability exists in Discourse versions prior to 3.0.1 stable, and prior to 3.1.0.beta2 beta and test-passed. An attacker could exploit this...

Discourse 安全漏洞

Discourse is an open source community discussion platform. The platform includes community, email and chat room features. A security vulnerability exists in Discourse versions prior to 3.0.1 stable, 3.1.0.beta2 beta and test-passed. An attacker exploited the vulnerability to cause a regular...

CVE-2023-22468 Discourse vulnerable to Cross-site Scripting in local oneboxes

Discourse is an open source platform for community discussion. Versions prior to 2.8.13 stable, 3.0.0.beta16 beta and 3.0.0beta16 tests-passed, are vulnerable to cross-site Scripting. A maliciously crafted URL can be included in a post to carry out cross-site scripting attacks on sites with...

CVE-2023-22455 Discourse vulnerable to Cross-site Scripting through tag descriptions

Discourse is an option source discussion platform. Prior to version 2.8.14 on the stable branch and version 3.0.0.beta16 on the beta and tests-passed branches, tag descriptions, which can be updated by moderators, can be used for cross-site scripting attacks. This vulnerability can lead to a full...

CVE-2023-22454 Discourse vulnerable to Cross-site Scripting through pending post titles descriptions

Discourse is an option source discussion platform. Prior to version 2.8.14 on the stable branch and version 3.0.0.beta16 on the beta and tests-passed branches, pending post titles can be used for cross-site scripting attacks. Pending posts can be created by unprivileged users when a category has...

CVE-2023-22453 Discourse vulnerable to exposure of user post counts per topic to unauthorized users

Discourse is an option source discussion platform. Prior to version 2.8.14 on the stable branch and version 3.0.0.beta16 on the beta and tests-passed branches, the number of times a user posted in an arbitrary topic is exposed to unauthorized users through the /u/username.json endpoint. The issue...

CVE-2022-23546 Discourse vulnerable to private topic leak via email#send_digest

In version 2.9.0.beta14 of Discourse, an open-source discussion platform, maliciously embedded urls can leak an admin's digest of recent topics, possibly exposing private information. A patch is available for version 2.9.0.beta15. There are no known workarounds for this issue...

CVE-2022-23549 Discourse vulnerable to bypass of post max_length using HTML comments

Discourse is an option source discussion platform. Prior to version 2.8.14 on the stable branch and version 2.9.0.beta16 on the beta and tests-passed branches, users can create posts with raw body longer than the maxlength site setting by including html comments that are not counted toward the...

Discourse 安全漏洞

Discourse is an open source community discussion platform. The platform includes community, email, and chat room features. A security vulnerability exists in Discourse versions prior to 2.8.14 stable, 2.9.0.beta16 beta and tests-passed. An attacker can exploit this vulnerability to create posts...

CVE-2022-46159 Any authenticated Discourse user can create an unlisted topic

Discourse is an open-source discussion platform. In version 2.8.13 and prior on the stable branch and version 2.9.0.beta14 and prior on the beta and tests-passed branches, any authenticated user can create an unlisted topic. These topics, which are not readily available to other users, can take u...

Discourse 跨站脚本漏洞

Discourse is an open source community discussion platform. The platform includes community, email and chat room features. A cross-site scripting vulnerability exists in Discourse BBCode, which stems from the fact that it allows an attacker to utilize multiple CSS injections...

CVE-2022-46148 Discourse allows self-XSS through malicious composer message

Discourse is an open-source messaging platform. In versions 2.8.10 and prior on the stable branch and versions 2.9.0.beta11 and prior on the beta and tests-passed branches, users composing malicious messages and navigating to drafts page could self-XSS. This vulnerability can lead to a full XSS o...

Discourse 输入验证错误漏洞

Discourse is an open source community discussion platform. The platform includes features such as community, email and chat rooms. An input validation error vulnerability exists in versions prior to Discourse 2.9.0.beta13, which stems from the ability for users to post chat messages of unlimited...