CVE-2025-66547: Authorization Bypass Through User-Controlled Key

Nextcloud Server is a self hosted personal cloud system. In Nextcloud Server and Enterprise Server prior to 31.0.1, non-privileged users can modify tags on files they should not have access to via bulk tagging. This vulnerability is fixed in 31.0.1...

CVE-2025-66511: Use of Insufficiently Random Values

Nextcloud Calendar is a calendar app for Nextcloud. Prior to 6.0.3, the Calendar app generates participant tokens for meeting proposals using a hash function, allowing an attacker to compute valid participant tokens, which allowed them to request details and submit dates in meeting proposals. The...

CVE-2025-66546: Authorization Bypass Through User-Controlled Key

Nextcloud Calendar is a calendar app for Nextcloud. Prior to 4.7.19, 5.5.6, and 6.0.1, the calendar app allowed blindly booking appointments with a squential ID without known the appointment token. This vulnerability is fixed in 4.7.19, 5.5.6, and 6.0.1...

CVE-2025-66557: Improper Access Control

Nextcloud Deck is a kanban style organization tool aimed at personal planning and project organization for teams integrated with Nextcloud. Prior to 1.14.6 and 1.15.2, a bug in the permission logic allowed users with "Can share" permission to modify the permissions of other recipients. This...

CVE-2025-66549: Generation of Error Message Containing Sensitive Information

Nextcloud Desktop is the desktop sync client for Nextcloud. Prior to 3.16.5, when trying to manually lock a file inside an end-to-end encrypted directory, the path of the file was sent to the server unencrypted, making it possible for administrators to see it in log files. This vulnerability is...

EUVD-2025-201255

Cross-site scripting XSS vulnerability in a reachable filespdfviewer example directory in Nextcloud with versions before 22.2.10.33, 23.0.12.29, 24.0.12.28, 25.0.13.23, 26.0.13.20, 27.1.11.20, 28.0.14.11, 29.0.16.8, 30.0.17, 31.0.10, and 32.0.1 allows attackers to execute arbitrary JavaScript in...

CVE-2025-66208

Collabora Online - Built-in CODE Server richdocumentscode provides a built-in server with all of the document editing features of Collabora Online. In versions prior to 25.04.702, Collabora Online has a Configuration-Dependent RCE OS Command Injection in richdocumentscode proxy. Users of Nextclou...

CVE-2025-59788

Cross-site scripting XSS vulnerability in a reachable filespdfviewer example directory in Nextcloud with versions before 22.2.10.33, 23.0.12.29, 24.0.12.28, 25.0.13.23, 26.0.13.20, 27.1.11.20, 28.0.14.11, 29.0.16.8, 30.0.17, 31.0.10, and 32.0.1 allows attackers to execute arbitrary JavaScript in...

CVE-2025-59788

Cross-site scripting XSS vulnerability in a reachable filespdfviewer example directory in Nextcloud with versions before 22.2.10.33, 23.0.12.29, 24.0.12.28, 25.0.13.23, 26.0.13.20, 27.1.11.20, 28.0.14.11, 29.0.16.8, 30.0.17, 31.0.10, and 32.0.1 allows attackers to execute arbitrary JavaScript in...

CVE-2025-59788

Cross-site scripting XSS vulnerability in a reachable filespdfviewer example directory in Nextcloud with versions before 22.2.10.33, 23.0.12.29, 24.0.12.28, 25.0.13.23, 26.0.13.20, 27.1.11.20, 28.0.14.11, 29.0.16.8, 30.0.17, 31.0.10, and 32.0.1 allows attackers to execute arbitrary JavaScript in...

CVE-2025-59788

Cross-site scripting XSS vulnerability in a reachable filespdfviewer example directory in Nextcloud with versions before 22.2.10.33, 23.0.12.29, 24.0.12.28, 25.0.13.23, 26.0.13.20, 27.1.11.20, 28.0.14.11, 29.0.16.8, 30.0.17, 31.0.10, and 32.0.1 allows attackers to execute arbitrary JavaScript in...

Nextcloud 安全漏洞

Nextcloud is an open source suite of self-hosted file synchronization and sharing communication application platform from Nextcloud, Germany. A security vulnerability exists in Nextcloud that stems from the presence of cross-site scripting in the filespdfviewer example directory, which could lead...

CVE-2025-59788

Technical details about CVE-2025-59788 are not publicly available in the connected documents provided. The materials summarize Nextcloud XSS in a reachable files_pdfviewer directory and list affected versions, but no further technical specifics, root cause, impact, or remediation are included her...

CVE-2025-59788: Exposed Dangerous Method or Function

Cross-site scripting XSS vulnerability in a reachable filespdfviewer example directory in Nextcloud with versions before 22.2.10.33, 23.0.12.29, 24.0.12.28, 25.0.13.23, 26.0.13.20, 27.1.11.20, 28.0.14.11, 29.0.16.8, 30.0.17, 31.0.10, and 32.0.1 allows attackers to execute arbitrary JavaScript in...

CVE-2025-66208 Configuration-Dependent RCE (OS Command Injection) in richdocumentscode proxy

Collabora Online - Built-in CODE Server richdocumentscode provides a built-in server with all of the document editing features of Collabora Online. In versions prior to 25.04.702, Collabora Online has a Configuration-Dependent RCE OS Command Injection in richdocumentscode proxy. Users of Nextclou...

[SECURITY] Fedora 41 Update: nextcloud-32.0.2-1.fc41

NextCloud gives you universal access to your files through a web interface or WebDAV. It also provides a platform to easily view & sync your contacts, calendars and bookmarks across all your devices and enables basic editing rig ht on the web. NextCloud is extendable via a simple but powerful API...

[SECURITY] Fedora 42 Update: nextcloud-32.0.2-1.fc42

NextCloud gives you universal access to your files through a web interface or WebDAV. It also provides a platform to easily view & sync your contacts, calendars and bookmarks across all your devices and enables basic editing rig ht on the web. NextCloud is extendable via a simple but powerful API...

[SECURITY] Fedora 43 Update: nextcloud-32.0.2-1.fc43

NextCloud gives you universal access to your files through a web interface or WebDAV. It also provides a platform to easily view & sync your contacts, calendars and bookmarks across all your devices and enables basic editing rig ht on the web. NextCloud is extendable via a simple but powerful API...

PT-2025-48979

Name of the Vulnerable Software and Affected Versions Collabora Online - Built-in CODE Server versions prior to 25.04.702 Description Collabora Online - Built-in CODE Server, which provides document editing features, contains a configuration-dependent Remote Code Execution RCE issue in the...

Fedora 42 : nextcloud (2025-f62aee4fe6)

The remote Fedora 42 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2025-f62aee4fe6 advisory. 32.0.2 release RHBZ2416087 RHBZ2415750 RHBZ2415751 RHBZ2415752 RHBZ2415753 Tenable has extracted the preceding description block directly from the...