PT-2026-26709

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.3.0-latest.1 Discourse versions prior to 2026.2.1 Discourse versions prior to 2026.1.2 Description Discourse is an open-source discussion platform. Unauthenticated users can determine whether a specific user is...

PT-2026-26785

Name of the Vulnerable Software and Affected Versions AVideo versions up to and including 26.0 Description The plugin/Permissions/View/Users groups permissions/list.json.php endpoint in AVideo lacks authentication or authorization checks, allowing unauthenticated users to retrieve the complete...

CVE-2026-33410

Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have two authorization issues in the chat direct message API. First, when creating a direct message channel or adding users to an existing one, the targetgroups parameter was passed direct...

CVE-2026-33410 Discourse hardens chat DM channel creation and expansion

Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have two authorization issues in the chat direct message API. First, when creating a direct message channel or adding users to an existing one, the targetgroups parameter was passed direct...

CVE-2026-29072

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, users who do not belong to the allowed policy creation groups can create functional policy acceptance widgets in posts under the right conditions. Versions 2026.3.0-latest.1, 2026.2.1, an...

EUVD-2026-13245

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, users who do not belong to the allowed policy creation groups can create functional policy acceptance widgets in posts under the right conditions. Versions 2026.3.0-latest.1, 2026.2.1, an...

CVE-2026-28282 Discourse vulnerable to group membership addition permission bypass via discourse-policy plugin

Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have a security flaw in the discourse-policy plugin which allowed a user with policy creation permission to gain membership access to any private/restricted groups. Once membership to a...

EUVD-2026-13243

Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have a security flaw in the discourse-policy plugin which allowed a user with policy creation permission to gain membership access to any private/restricted groups. Once membership to a...

CVE-2026-28282

Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have a security flaw in the discourse-policy plugin which allowed a user with policy creation permission to gain membership access to any private/restricted groups. Once membership to a...

CVE-2026-28282 Discourse vulnerable to group membership addition permission bypass via discourse-policy plugin

Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have a security flaw in the discourse-policy plugin which allowed a user with policy creation permission to gain membership access to any private/restricted groups. Once membership to a...

CVE-2026-28282

Discourse security advisory: A vulnerability in the discourse-policy plugin allows a user with policy creation permission to gain membership in private/restricted groups. Affected versions are prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2. Exploitation would let the user read private topics ...

CVE-2026-27570 Discourse Vulnerable to Stored XSS via Shared AI Conversation Onebox

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, the onebox method in the SharedAiConversation model renders the conversation title directly into HTML without proper sanitization. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 conta...

EUVD-2026-13192

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, the onebox method in the SharedAiConversation model renders the conversation title directly into HTML without proper sanitization. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 conta...

CVE-2026-27570 Discourse Vulnerable to Stored XSS via Shared AI Conversation Onebox

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, the onebox method in the SharedAiConversation model renders the conversation title directly into HTML without proper sanitization. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 conta...

PT-2026-26360

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.3.0-latest.1 Discourse versions prior to 2026.2.1 Discourse versions prior to 2026.1.2 Description Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, t...

VMware Spring Boot 安全漏洞

VMware Spring Boot is an open-source framework developed by VMware, a US-based company. Versions of VMware Spring Boot prior to 4.0.3, 3.5.11, and 3.4.15 contained security vulnerabilities. These vulnerabilities stemmed from applications that required authentication when specific paths were...

protobuf: StackOverflow vulnerability in Protocol Buffers

A flaw was found in Protocol Buffers protobuf. This issue can allows an attacker to cause a StackOverflow via parsing untrusted Protocol Buffers data containing arbitrarily nested SGROUP tags, leading to unbounded recursion...

[SECURITY] Fedora 44 Update: systemd-259.5-1.fc44

systemd is a system and service manager that runs as PID 1 and starts the rest of the system. It provides aggressive parallelization capabilities, uses sock et and D-Bus activation for starting services, offers on-demand starting of daemons, keeps track of processes using Linux control groups,...

A New Approach to Code Smoothing Bounds

To analyze the security of code-based cryptosystems, the smoothing parameter, which is closely related to the total variation distance of codes, has been investigated. While previous studies have bounded this distance using the Fourier transform on locally compact abelian groups, we take an...

EulerOS Virtualization 2.12.1 : protobuf (EulerOS-SA-2026-1454)

According to the versions of the protobuf packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Any project that uses Protobuf Pure-Python backendto parse untrusted Protocol Buffers data containing an arbitrary number of...