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-2026-28282 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-2026-33302

OpenEMR prior to version 8.0.0.2 contains an ACL logic bug in the zhAclCheck function: it only checks for any allowed entry and does not enforce explicit denies (allowed=0). This means a user or group marked as deny can still gain access if they are in a group with an allowed entry. The issue can...

CVE-2026-33302 OpenEMR: zhAclCheck Ignores Explicit ACL Denies

OpenEMR is a free and open source electronic health records and medical practice management application. Prior to 8.0.0.2, the module ACL function AclMain::zhAclCheck only checks for the presence of any "allow" user or group. It never checks for explicit "deny" allowed=0. As a result,...

Privilege Escalation

OpenBao is vulnerable to Privilege Escalation. The vulnerability is due to improper access control in the identity group subsystem, which allows a privileged operator to assign root policies to group identities and escalate permissions...

GHSA-R849-826X-WGQM Duplicate Advisory: Signal group allowlist authorization bypass via DM pairing-store leakage

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-wm8r-w8pf-2v6w. This link is maintained to preserve external references. Original Description OpenClaw versions prior to 2026.2.26 contain an authorization bypass vulnerability where Signal group allowlist polic...

Duplicate Advisory: Signal group allowlist authorization bypass via DM pairing-store leakage

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-wm8r-w8pf-2v6w. This link is maintained to preserve external references. Original Description OpenClaw versions prior to 2026.2.26 contain an authorization bypass vulnerability where Signal group allowlist polic...

CVE-2026-31991

OpenClaw versions prior to 2026.2.26 contain an authorization bypass vulnerability where Signal group allowlist policy incorrectly accepts sender identities from DM pairing-store approvals. Attackers can exploit this boundary weakness by obtaining DM pairing approval to bypass group allowlist...

CVE-2026-31991

OpenClaw before version 2026.2.26 is affected by an authorization bypass in the Signal group allowlist caused by leakage from the DM pairing-store. Exploitation can allow an attacker to bypass group allowlist checks and gain unauthorized group access. A fix is available in 2026.2.26 or later; upg...

CVE-2026-31991 OpenClaw < 2026.2.26 - Authorization Bypass via DM Pairing-Store Leakage in Signal Group Allowlist

OpenClaw versions prior to 2026.2.26 contain an authorization bypass vulnerability where Signal group allowlist policy incorrectly accepts sender identities from DM pairing-store approvals. Attackers can exploit this boundary weakness by obtaining DM pairing approval to bypass group allowlist...

EUVD-2026-13021

OpenClaw versions prior to 2026.2.26 contain an authorization bypass vulnerability where Signal group allowlist policy incorrectly accepts sender identities from DM pairing-store approvals. Attackers can exploit this boundary weakness by obtaining DM pairing approval to bypass group allowlist...

CVE-2026-31991 OpenClaw < 2026.2.26 - Authorization Bypass via DM Pairing-Store Leakage in Signal Group Allowlist

OpenClaw versions prior to 2026.2.26 contain an authorization bypass vulnerability where Signal group allowlist policy incorrectly accepts sender identities from DM pairing-store approvals. Attackers can exploit this boundary weakness by obtaining DM pairing approval to bypass group allowlist...

CVE-2026-31991

OpenClaw versions prior to 2026.2.26 contain an authorization bypass vulnerability where Signal group allowlist policy incorrectly accepts sender identities from DM pairing-store approvals. Attackers can exploit this boundary weakness by obtaining DM pairing approval to bypass group allowlist...

CVE-2026-31991 OpenClaw < 2026.2.26 - Authorization Bypass via DM Pairing-Store Leakage in Signal Group Allowlist

OpenClaw versions prior to 2026.2.26 contain an authorization bypass vulnerability where Signal group allowlist policy incorrectly accepts sender identities from DM pairing-store approvals. Attackers can exploit this boundary weakness by obtaining DM pairing approval to bypass group allowlist...

OpenClaw 安全漏洞

OpenClaw is an open-source intelligent artificial assistant developed by OpenClaw. Versions of OpenClaw prior to 2026.2.26 contained security vulnerabilities. These vulnerabilities stemmed from an authorization bypass in the Signal group permission list policy, which could allow unauthorized acce...

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 prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 contain security vulnerabilities. These vulnerabilities stem from...

The vulnerability of the btrfs_cache_block_group() function in the fs/btrfs/block-group.c module of the Linux operating system’s kernel allows a attacker to cause a service failure.

The vulnerability of the btrfscacheblockgroup function in the fs/btrfs/block-group.c module of the Linux kernel file system is related to synchronization errors when using a shared resource due to concurrent access to the resource race condition. Exploiting this vulnerability can allow an attacke...

CVE-2026-28282: Incorrect Authorization

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...

OpenClaw 路径遍历漏洞

OpenClaw is an intelligent artificial assistant open-sourced by OpenClaw. OpenClaw suffers from a path traversal vulnerability that can be exploited by an attacker to bypass group message access control...