CVE-2021-39225 Missing permission check on Deck API

Nextcloud is an open-source, self-hosted productivity platform. A missing permission check in Nextcloud Deck before 1.2.9, 1.4.5 and 1.5.3 allows another authenticated users to access Deck cards of another user. It is recommended that the Nextcloud Deck App is upgraded to 1.2.9, 1.4.5 or 1.5.3...

CVE-2021-39225

The CVE-2021-39225 entry covers a missing permission check in Nextcloud Deck prior to versions 1.2.9, 1.4.5 and 1.5.3, enabling an authenticated user to read deck cards belonging to another user. Affected product: Nextcloud Deck (Nextcloud app). Root cause: insufficient authorization for access t...

CVE-2021-39225

Nextcloud is an open-source, self-hosted productivity platform. A missing permission check in Nextcloud Deck before 1.2.9, 1.4.5 and 1.5.3 allows another authenticated users to access Deck cards of another user. It is recommended that the Nextcloud Deck App is upgraded to 1.2.9, 1.4.5 or 1.5.3...

CVE-2021-39223 File path disclosure of shared files in Richdocuments application

Nextcloud is an open-source, self-hosted productivity platform. The Nextcloud Richdocuments application prior to versions 3.8.6 and 4.2.3 returned verbatim exception messages to the user. This could result in a full path disclosure on shared files. e.g. an attacker could see that the file...

CVE-2021-39223

The CVE affects Nextcloud Richdocuments prior to versions 3.8.6 and 4.2.3. The vulnerability causes the application to return verbatim exception messages to users, enabling full path disclosure of shared files (e.g., revealing /files/$username/Myfolder/Mysubfolder/shared.txt). Root cause is infor...

CVE-2021-39223

Nextcloud is an open-source, self-hosted productivity platform. The Nextcloud Richdocuments application prior to versions 3.8.6 and 4.2.3 returned verbatim exception messages to the user. This could result in a full path disclosure on shared files. e.g. an attacker could see that the file...

CVE-2021-39221

Nextcloud is an open-source, self-hosted productivity platform. The Nextcloud Contacts application prior to version 4.0.3 was vulnerable to a stored Cross-Site Scripting XSS vulnerability. For exploitation, a user would need to right-click on a malicious file and open the file in a new tab. Due t...

CVE-2021-39220

Nextcloud is an open-source, self-hosted productivity platform The Nextcloud Mail application prior to versions 1.10.4 and 1.11.0 does by default not render images in emails to not leak the read state or user IP. The privacy filter failed to filter images with a relative protocol. It is recommend...

CVE-2021-39221

Nextcloud is an open-source, self-hosted productivity platform. The Nextcloud Contacts application prior to version 4.0.3 was vulnerable to a stored Cross-Site Scripting XSS vulnerability. For exploitation, a user would need to right-click on a malicious file and open the file in a new tab. Due t...

CVE-2021-39220

Nextcloud is an open-source, self-hosted productivity platform The Nextcloud Mail application prior to versions 1.10.4 and 1.11.0 does by default not render images in emails to not leak the read state or user IP. The privacy filter failed to filter images with a relative protocol. It is recommend...

CVE-2021-39220

Nextcloud is an open-source, self-hosted productivity platform The Nextcloud Mail application prior to versions 1.10.4 and 1.11.0 does by default not render images in emails to not leak the read state or user IP. The privacy filter failed to filter images with a relative protocol. It is recommend...

Cross site scripting

Nextcloud is an open-source, self-hosted productivity platform. The Nextcloud Contacts application prior to version 4.0.3 was vulnerable to a stored Cross-Site Scripting XSS vulnerability. For exploitation, a user would need to right-click on a malicious file and open the file in a new tab. Due t...

CVE-2021-39221

Nextcloud is an open-source, self-hosted productivity platform. The Nextcloud Contacts application prior to version 4.0.3 was vulnerable to a stored Cross-Site Scripting XSS vulnerability. For exploitation, a user would need to right-click on a malicious file and open the file in a new tab. Due t...

Design/Logic Flaw

Nextcloud is an open-source, self-hosted productivity platform The Nextcloud Mail application prior to versions 1.10.4 and 1.11.0 does by default not render images in emails to not leak the read state or user IP. The privacy filter failed to filter images with a relative protocol. It is recommend...

CVE-2021-39221

Nextcloud is an open-source, self-hosted productivity platform. The Nextcloud Contacts application prior to version 4.0.3 was vulnerable to a stored Cross-Site Scripting XSS vulnerability. For exploitation, a user would need to right-click on a malicious file and open the file in a new tab. Due t...

CVE-2021-39221 XSS in Contacts

Nextcloud is an open-source, self-hosted productivity platform. The Nextcloud Contacts application prior to version 4.0.3 was vulnerable to a stored Cross-Site Scripting XSS vulnerability. For exploitation, a user would need to right-click on a malicious file and open the file in a new tab. Due t...

CVE-2021-39221

CVE-2021-39221 affects the Nextcloud Contacts app before v4.0.3, with a stored XSS vulnerability due to improper validation of client-side data. Exploitation requires a user to right-click a malicious file and open it in a new tab; however, a strict Content-Security-Policy (CSP) in modern browser...

CVE-2021-39220 Bypass of image blocking in Nextcloud Mail

Nextcloud is an open-source, self-hosted productivity platform The Nextcloud Mail application prior to versions 1.10.4 and 1.11.0 does by default not render images in emails to not leak the read state or user IP. The privacy filter failed to filter images with a relative protocol. It is recommend...

CVE-2021-39220

Summary: CVE-2021-39220 affects the Nextcloud Mail application. The issue is an information-disclosure due to a privacy filter that fails to filter images using relative protocols, allowing leakage of read state or user IP. Affected versions: Nextcloud Mail prior to 1.10.4 and 1.11.0. Root cause:...

CVE-2021-39220

Nextcloud is an open-source, self-hosted productivity platform The Nextcloud Mail application prior to versions 1.10.4 and 1.11.0 does by default not render images in emails to not leak the read state or user IP. The privacy filter failed to filter images with a relative protocol. It is recommend...