CVE-2026-81899

Concrete CMS 9.0.0 to 9.5.2 stored group folder names without sanitization and printed them unescaped on the Members Groups dashboard page, resulting in stored cross-site scripting. The add and edit group-folder handlers stored the submitted folder name without neutralizing HTML, and the group...

EUVD-2026-79127

Concrete CMS 9.0.0 to 9.5.2 stored group folder names without sanitization and printed them unescaped on the Members Groups dashboard page, resulting in stored cross-site scripting. The add and edit group-folder handlers stored the submitted folder name without neutralizing HTML, and the group...

CVE-2026-81899

Concrete CMS versions 9.0.0 through 9.5.2 are affected by a stored cross-site scripting (XSS) vulnerability in the group folder name handling. The add and edit group-folder handlers stored submitted folder names without sanitizing HTML, and the group search grid returned them without output encod...

Nextcloud Server 安全漏洞

Nextcloud Server is a Nextcloud server program open-sourced by Nextcloud. A security vulnerability exists in Nextcloud Server that stems from improper handling of group folder paths, which could lead to incomplete logging...

Bypass group folder quota limit using attachment in text file

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CVE-2023-39952 Advanced permissions not respected when copying entire group folders

Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 22.0.0 and prior to versions 22.2.10.13, 23.0.12.8, 24.0.12.4, 25.0.8, 26.0.3, and 27.0.1, a user can access files inside a subfolder of a groupfolder accessible to them, even if advanced...

Nextcloud Access Control Error Vulnerability

Nextcloud is an open source suite of self-hosted file synchronization and sharing communication application platform from Nextcloud, Germany. An access control error vulnerability exists in Nextcloud Server. An attacker could exploit the vulnerability to access files within subfolders of a group...

Nextcloud 安全漏洞

Nextcloud is an open source self-hosted file synchronization and sharing communication application platform from Nextcloud Germany. nextcloud server is a self-hosted system designed to provide cloud-style services. nextcloud server is vulnerable to an authorization issue that stems from a lack of...