Vendor
Nextcloud
306 known vulnerabilities.
Products
306 results · Feed
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Medium 6.6
Nextcloud Desktop vulnerable to code injection via malicious link
The Nextcloud Desktop Client is a tool to synchronize files from Nextcloud Server with your computer. In version 3.6.0, if a user received a malicious file share and has it synced locally or the virtual filesystem enabled and clicked a nc://open/ link it will…
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Medium 4.0
Exception logging in Sharepoint app reveals clear-text connection details
Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. In Nextcloud Server prior to versions 23.0.9 and 24.0.5 and Nextcloud Enterprise Server prior to versions 22.2.10.5, 23.0.9, and 24.0.5 an attacker reading `nextc…
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Medium 4.8
Database resource exhaustion for logged-in users via sharee recommendations with circles
Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. Nextcloud Server prior to versions 23.0.10 and 24.0.6 and Nextcloud Enterprise Server prior to versions 22.2.10, 23.0.10, and 24.0.6 are vulnerable to a logged-in…
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Low 3.5
Profile of disabled user stays accessible
Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. Nextcloud Server and Nextcloud Enterprise Server prior to versions 23.0.9 and 24.0.5 are vulnerable to exposure of information that cannot be controlled by admini…
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Medium 4.3
Last video frame is still sent after video is disabled in a call in Nextcloud Talk
Nextcloud Talk is an open source chat, video & audio calls client for the Nextcloud platform. In affected versions an attacker could see the last video frame of any participant who has video disabled but a camera selected. It is recommended that the Nextcloud…
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Low 3.2
Access to internal files of the Nextcloud Android app
Nextcloud android is the official Android client for the Nextcloud home server platform. Internal paths to the Nextcloud Android app files are not properly protected. As a result access to internal files of the from within the Nextcloud Android app is possibl…
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Low 3.0
Server-Side Request Forgery (SSRF) via potential filter bypass in Nextcloud Server
Nextcloud server is an open source personal cloud platform. In affected versions it was found that locally running webservices can be found and requested erroneously. It is recommended that the Nextcloud Server is upgraded to 23.0.8 or 24.0.4. It is recommend…
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Medium 6.4
Authentication headers exposed on by Nextcloud Server
Nextcloud server is an open source personal cloud product. Affected versions of this package are vulnerable to Information Exposure which fails to strip the Authorization header on HTTP downgrade. This can lead to account access exposure and compromise. It is…
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Low 2.6
File list exposure in Nextcloud Files Access Control
Nextcloud files access control is a nextcloud app to manage access control for files. Users with limited access can see file names in certain cases where they do not have privilege to do so. This issue has been addressed and it is recommended that the Nextclo…
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Low 2.7
Nextcloud Password Policy's generated passwords are not fully validated by HIBPValidator
Nextcloud Password Policy is an app that enables a Nextcloud server admin to define certain rules for passwords. Prior to versions 22.2.10, 23.0.7, and 24.0.3 the random password generator may, in very rare cases, generate common passwords that the validator …
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Low 3.5
Missing rate limit when trying to join a password protected Nextcloud Talk conversation
Nextcloud Talk is a video and audio conferencing app for Nextcloud. Prior to versions 12.2.7, 13.0.7, and 14.0.3, password protected conversations are susceptible to brute force attacks if the attacker has the link/conversation token. It is recommended that t…
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Low 3.1
Password disclosure in log file in Nextcloud Mail App
Nextcloud Mail is an email application for the nextcloud personal cloud product. Affected versions of Nextcloud mail would log user passwords to disk in the event of a misconfiguration. Should an attacker gain access to the logs complete access to affected ac…
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High 8.3
Unauthenticated SSRF in 3rd party module "cerdic/csstidy"
Nextcloud Mail is an email application for the nextcloud personal cloud product. Affected versions shipped with a CSS minifier on the path `./vendor/cerdic/css-tidy/css_optimiser.php`. Access to the minifier is unrestricted and access may lead to Server-Side …
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Low 2.1
Federated share accepting/declining is not logged in audit log in Nextcloud Server
Nextcloud server is an open source personal cloud solution. The audit log is used to get a full trail of the actions which has been incompletely populated. In affected versions federated share events were not properly logged which would allow brute force atta…
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Medium 6.5
Missing brute force protection on cloud federation sharing in Nextcloud Server
Nextcloud server is an open source personal cloud solution. In affected versions an attacker could brute force to find if federated sharing is being used and potentially try to brute force access tokens for federated shares (`a-zA-Z0-9` ^ 15). It is recommend…
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Medium 5.4
Ownership check missing when updating or deleting mail attachments in Nextcloud mail
Nextcloud mail is a Mail app for the Nextcloud home server product. Versions of Nextcloud mail prior to 1.12.2 were found to be missing user account ownership checks when performing tasks related to mail attachments. Attachments may have been exposed to incor…
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Medium 5.4
SMTP Command Injection in iCalendar Attachments to emails via newlines in Nextcloud Server
Nextcloud server is an open source personal cloud server. Affected versions were found to be vulnerable to SMTP command injection. The impact varies based on which commands are supported by the backend SMTP server. However, the main risk here is that the atta…
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Medium 6.5
Federated editing allows iframing remote servers by default in richdocuments
richdocuments is the repository for NextCloud Collabra, the app for Nextcloud Office collaboration. Prior to versions 6.0.0, 5.0.4, and 4.2.6, a user could be tricked into working against a remote Office by sending them a federated share. richdocuments versio…
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Medium 4.3
Improper input-size validation on the user new session name in Nextcloud Server
Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. Prior to versions 22.2.7 and 23.0.4, missing input-size validation of new session names allows users to create app passwords with long names. These long names are…
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Low 3.5
Bypass of password requirements when sharing a folder via the Circles app in Nextcloud Server
Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. Prior to versions 22.2.6 and 23.0.3, a user can create a link that is not password protected even if the administrator requires links to be password protected. Ve…
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Low 2.8
Sensitive files/data exist after deletion of user account in Nextcloud Android
Nextcloud Android is the Android client for Nextcloud, a self-hosted productivity platform. Prior to version 3.19.0, sensitive tokens, images, and user related details exist after deletion of a user account. This could result in misuse of the former account h…
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Low 3.5
Error in deleting deck cards attachment reveals the full application path in Nextcloud Deck
Nextcloud Deck is a Kanban-style project & personal management tool for Nextcloud, similar to Trello. The full path of the application is exposed to unauthorized users. It is recommended that the Nextcloud Deck app is upgraded to 1.2.11, 1.4.6, or 1.5.4. Ther…
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Medium 5.0
Possibility for anyone to add a stack with existing tasks on anyone's board in Nextcloud Deck
Nextcloud Deck is a Kanban-style project & personal management tool for Nextcloud. In versions prior to 1.4.8, 1.5.6, and 1.6.1, an authenticated user can move stacks with cards from their own board to a board of another user. The Nextcloud Deck app contains …
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Low 2.4
Exposure of Private Personal Information to an Unauthorized Actor in Nextcloud Talk
Nextcloud Talk is a video and audio conferencing app for Nextcloud. In versions prior to 13.0.5 and 14.0.0, a call moderator can indirectly enable user webcams by granting permissions, if they were enabled before removing the permissions. A patch is available…
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Low 2.4
Insufficient Verification of Data Authenticity in Nextcloud Server
Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. Prior to versions 21.0.8, 22.2.4, and 23.0.1, it is possible to trick administrators into enabling "recommended" apps for the Nextcloud server that they do not ne…
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Medium 4.3
Possible Injection in Nextcloud Server
Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. Prior to versions 20.0.14.4, 21.0.8, 22.2.4, and 23.0.1, it is possible to create files and folders that have leading and trailing \n, \r, \t, and \v characters. …
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Medium 4.3
Open Redirect in Nextcloud Talk
Nextcloud Talk is a video and audio conferencing app for Nextcloud, a self-hosted productivity platform. Prior to versions 11.3.4, 12.2.2, and 13.0.0, when sharing a Deck card in conversation, the metaData can be manipulated so users can be tricked into openi…
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Low 2.2
Exposure of Sensitive Information to an Unauthorized Actor in com.nextcloud.client
Nextcloud Android app is the Android client for Nextcloud, a self-hosted productivity platform. In versions prior to 3.19.0, any application with notification permission can access contacts if Nextcloud has access to Contacts without applying for the Contacts…
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Low 2.0
Improper Authentication in Nextcloud Android Files
Nextcloud Android app is the Android client for Nextcloud, a self-hosted productivity platform. Prior to version 3.19.1, users can bypass a lock on the Nextcloud app on an Android device by repeatedly reopening the app. Version 3.19.1 contains a fix for the p…
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Medium 5.3CVE-2022-24838 EPSS 33%
Command Injection in Appointment Emails for Nextcloud Calendar
Nextcloud Calendar is a calendar application for the nextcloud framework. SMTP Command Injection in Appointment Emails via Newlines: as newlines and special characters are not sanitized in the email value in the JSON request, a malicious attacker can inject n…
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Medium 6.5
Missing authorization in Nextcloud text
Nextcloud text is a collaborative document editing using Markdown built for the nextcloud server. Due to an issue with the Nextcloud Text application, which is by default shipped with Nextcloud Server, an attacker is able to access the folder names of "File D…
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Low 3.5
High memory usage in Nextcloud server
Nextcloud server is an open source, self hosted cloud style services platform. In affected versions an attacker can cause a denial of service by uploading specially crafted files which will cause the server to allocate too much memory / CPU. It is recommended…
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Medium 4.3
Advanced permissions is not respected for subfolders in Nextcloud server
Nextcloud server is a self hosted system designed to provide cloud style services. The groupfolders application for Nextcloud allows sharing a folder with a group of people. In addition, it allows setting "advanced permissions" on subfolders, for example, a u…
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Medium 5.3
User enumeration setting not respected in Nextcloud server
Nextcloud server is a self hosted system designed to provide cloud style services. In affected versions the User Status API did not consider the user enumeration settings by the administrator. This allowed a user to enumerate other users on the instance, even…
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Low 2.4
Nextcloud Talk app exposes chat messages on lockscreen
Nextcloud talk is a self hosting messaging service. In versions prior to 12.3.0 the Nextcloud Android Talk application did not properly detect the lockscreen state when a call was incoming. If an attacker got physical access to the locked phone, and the victi…
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Medium 4.7
Geolocation preview links can be set to arbitrary links in nextcloud talk
Nextcloud talk is a self hosting messaging service. In versions prior 12.1.2 an attacker is able to control the link of a geolocation preview in the Nextcloud Talk application due to a lack of validation on the link. This could result in an open-redirect, but…
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Medium 4.3
Permission bypass in Nextcloud Android App
The Nextcloud Android app is the Android client for Nextcloud, a self-hosted productivity platform. An issue in versions prior to 3.17.1 may lead to sensitive information disclosure. An unauthorized app that does not have the otherwise required `MANAGE_DOCUME…
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High 7.5
SQL Injection in FileContentProvider (GHSL-2021-1007)
The Nextcloud Android app is the Android client for Nextcloud, a self-hosted productivity platform. The Nextcloud Android app uses content providers to manage its data. Prior to version 3.18.1, the providers `FileContentProvider` and `DiskLruImageCacheFilePro…
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Medium 5.8
Intent URI permissions manipulation in nextcloud news-android
nextcloud news-android is an Android client for the Nextcloud news/feed reader app. In affected versions the Nextcloud News for Android app has a security issue by which a malicious application installed on the same device can send it an arbitrary Intent that…
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Medium 6.4
XSS in Talk
Nextcloud is an open-source, self-hosted productivity platform. The Nextcloud Talk application 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 n…