CVE-2022-39346: Uncontrolled Resource Consumption

Nextcloud server is an open source personal cloud server. Affected versions of nextcloud server did not properly limit user display names which could allow a malicious users to overload the backing database and cause a denial of service. It is recommended that the Nextcloud Server is upgraded to...

CVE-2022-39338: Improper Input Validation

useroidc is an OpenID Connect user backend for Nextcloud. Versions prior to 1.2.1 did not properly validate discovery urls which may lead to a stored cross site scripting attack vector. The impact is limited due to the restrictive CSP that is applied on this endpoint. Additionally this...

CVE-2022-39346 Missing length validation of user displayname in nextcloud server

Nextcloud server is an open source personal cloud server. Affected versions of nextcloud server did not properly limit user display names which could allow a malicious users to overload the backing database and cause a denial of service. It is recommended that the Nextcloud Server is upgraded to...

CVE-2022-39331 Cross-site Scripting (XSS) in Nexcloud Desktop Client

Nexcloud desktop is the Desktop sync client for Nextcloud. An attacker can inject arbitrary HyperText Markup Language into the Desktop Client application in the notifications. It is recommended that the Nextcloud Desktop client is upgraded to 3.6.1. There are no known workarounds for this issue...

NextCloud security vulnerabilities

Nextcloud is a suite of open source, self-hosted file synchronization and sharing communication application platform from Nextcloud, Germany. A security vulnerability exists in versions prior to Nextcloud useroidc 1.2.1, which stems from the fact that sensitive information such as OIDC client...

CVE-2022-41926

Nextcould talk android is the android OS implementation of the nextcloud talk chat system. In affected versions the receiver is not protected by broadcastPermission allowing malicious apps to monitor communication. It is recommended that the Nextcloud Talk Android is upgraded to 14.1.0. There are...

CVE-2022-41926: Incorrect Permission Assignment for Critical Resource

Nextcould talk android is the android OS implementation of the nextcloud talk chat system. In affected versions the receiver is not protected by broadcastPermission allowing malicious apps to monitor communication. It is recommended that the Nextcloud Talk Android is upgraded to 14.1.0. There are...

CVE-2022-39339 Cleartext Transmission of Sensitive Information in user_oidc

useroidc is an OpenID Connect user backend for Nextcloud. In versions prior to 1.2.1 sensitive information such as the OIDC client credentials and tokens are sent in plain text of HTTP without TLS. Any malicious actor with access to monitor user traffic may have been able to compromise account...

CVE-2022-39346 Missing length validation of user displayname in nextcloud server

Nextcloud server is an open source personal cloud server. Affected versions of nextcloud server did not properly limit user display names which could allow a malicious users to overload the backing database and cause a denial of service. It is recommended that the Nextcloud Server is upgraded to...

CVE-2022-39346

Nextcloud server is an open source personal cloud server. Affected versions of nextcloud server did not properly limit user display names which could allow a malicious users to overload the backing database and cause a denial of service. It is recommended that the Nextcloud Server is upgraded to...

CVE-2022-39334 nextcloudcmd incorrectly trusts bad TLS certificates

Nextcloud also ships a CLI utility called nextcloudcmd which is sometimes used for automated scripting and headless servers. Versions of nextcloudcmd prior to 3.6.1 would incorrectly trust invalid TLS certificates, which may enable a Man-in-the-middle attack that exposes sensitive data or...

CVE-2022-39334

CVE-2022-39334 affects the Nextcloud CLI tool nextcloudcmd (not the GUI/server). The vulnerability arises because nextcloudcmd prior to 3.6.1 would incorrectly trust invalid TLS certificates, enabling a local attacker to perform a MITM to exfiltrate data or credentials. Affected versions are befo...

NextCloud Trust Management Vulnerability

Nextcloud is an open source, self-hosted file synchronization and sharing communication application platform from Nextcloud, Germany. A trust management issue vulnerability exists in versions of Nextcloud desktop prior to 3.6.1, which stems from the possibility of incorrectly trusting invalid TLS...

PT-2022-24904

Name of the Vulnerable Software and Affected Versions Nextcloud Desktop client versions prior to 3.6.1 Description An attacker can inject arbitrary HyperText Markup Language into the Desktop Client application in the notifications. There are no known workarounds for this issue. Recommendations Fo...

CVE-2022-39334

Nextcloud also ships a CLI utility called nextcloudcmd which is sometimes used for automated scripting and headless servers. Versions of nextcloudcmd prior to 3.6.1 would incorrectly trust invalid TLS certificates, which may enable a Man-in-the-middle attack that exposes sensitive data or...

CVE-2022-39331

Nexcloud desktop is the Desktop sync client for Nextcloud. An attacker can inject arbitrary HyperText Markup Language into the Desktop Client application in the notifications. It is recommended that the Nextcloud Desktop client is upgraded to 3.6.1. There are no known workarounds for this issue...

CVE-2022-39331 Cross-site Scripting (XSS) in Nexcloud Desktop Client

Nexcloud desktop is the Desktop sync client for Nextcloud. An attacker can inject arbitrary HyperText Markup Language into the Desktop Client application in the notifications. It is recommended that the Nextcloud Desktop client is upgraded to 3.6.1. There are no known workarounds for this issue...

CVE-2022-41926 Nextcloud Talk Android broadcast incorrect permission handling

Nextcould talk android is the android OS implementation of the nextcloud talk chat system. In affected versions the receiver is not protected by broadcastPermission allowing malicious apps to monitor communication. It is recommended that the Nextcloud Talk Android is upgraded to 14.1.0. There are...

CVE-2022-41926 Nextcloud Talk Android broadcast incorrect permission handling

Nextcould talk android is the android OS implementation of the nextcloud talk chat system. In affected versions the receiver is not protected by broadcastPermission allowing malicious apps to monitor communication. It is recommended that the Nextcloud Talk Android is upgraded to 14.1.0. There are...

CVE-2022-39333

Nexcloud desktop is the Desktop sync client for Nextcloud. An attacker can inject arbitrary HyperText Markup Language into the Desktop Client application. It is recommended that the Nextcloud Desktop client is upgraded to 3.6.1. There are no known workarounds for this issue...