Server
by Nextcloud
Source repositories
CVEs (195)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2018-16465 | Med | 0.35 | 5.3 | 0.01 | Oct 30, 2018 | Missing state in Nextcloud Server prior to 14.0.0 would not enforce the use of a second factor at login if the the provider of the second factor failed to load. | ||
| CVE-2018-3780 | Med | 0.35 | 5.4 | 0.01 | Aug 13, 2018 | A missing sanitization of search results for an autocomplete field in NextCloud Server <13.0.5 could lead to a stored XSS requiring user-interaction. The missing sanitization only affected user names, hence malicious search results could only be crafted by authenticated users. | ||
| CVE-2018-3776 | Med | 0.35 | 5.3 | 0.01 | Aug 12, 2018 | Improper input validator in Nextcloud Server prior to 12.0.3 and 11.0.5 could lead to an attacker's actions not being logged in the audit log. | ||
| CVE-2017-0893 | Med | 0.35 | 5.4 | 0.01 | May 8, 2017 | Nextcloud Server before 9.0.58 and 10.0.5 and 11.0.3 are shipping a vulnerable JavaScript library for sanitizing untrusted user-input which suffered from a XSS vulnerability caused by a behaviour change in Safari 10.1 and 10.2. Note that Nextcloud employs a strict… | ||
| CVE-2017-0891 | Med | 0.35 | 5.4 | 0.01 | May 8, 2017 | Nextcloud Server before 9.0.58 and 10.0.5 and 11.0.3 are vulnerable to an inadequate escaping of error messages leading to XSS vulnerabilities in multiple components. | ||
| CVE-2017-0890 | Med | 0.35 | 5.4 | 0.01 | May 8, 2017 | Nextcloud Server before 11.0.3 is vulnerable to an inadequate escaping leading to a XSS vulnerability in the search module. To be exploitable a user has to write or paste malicious content into the search dialogue. | ||
| CVE-2016-9468 | Med | 0.35 | 5.3 | 0.02 | Mar 28, 2017 | Nextcloud Server before 9.0.54 and 10.0.1 & ownCloud Server before 9.0.6 and 9.1.2 suffer from content spoofing in the dav app. The exception message displayed on the DAV endpoints contained partially user-controllable input leading to a potential misrepresentation of… | ||
| CVE-2016-9467 | Med | 0.35 | 5.3 | 0.03 | Mar 28, 2017 | Nextcloud Server before 9.0.54 and 10.0.1 & ownCloud Server before 9.0.6 and 9.1.2 suffer from content spoofing in the files app. The location bar in the files app was not verifying the passed parameters. An attacker could craft an invalid link to a fake directory structure and… | ||
| CVE-2016-9465 | Med | 0.35 | 5.4 | 0.01 | Mar 28, 2017 | Nextcloud Server before 10.0.1 & ownCloud Server before 9.0.6 and 9.1.2 suffer from Stored XSS in CardDAV image export. The CardDAV image export functionality as implemented in Nextcloud/ownCloud allows the download of images stored within a vCard. Due to not performing any kind… | ||
| CVE-2016-9460 | Med | 0.35 | 5.3 | 0.02 | Mar 28, 2017 | Nextcloud Server before 9.0.52 & ownCloud Server before 9.0.4 are vulnerable to a content-spoofing attack in the files app. The location bar in the files app was not verifying the passed parameters. An attacker could craft an invalid link to a fake directory structure and use… | ||
| CVE-2016-7419 | Med | 0.35 | 5.4 | 0.01 | Sep 17, 2016 | Cross-site scripting (XSS) vulnerability in share.js in the gallery application in ownCloud Server before 9.0.4 and Nextcloud Server before 9.0.52 allows remote authenticated users to inject arbitrary web script or HTML via a crafted directory name. | ||
| CVE-2026-45283 | Med | 0.34 | 6.3 | 0.00 | Jun 1, 2026 | Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.2, and 33.0.0 to before 33.0.1, the files_lock app did not properly validate the ownership of files when processing DAV lock and unlock requests. An authenticated… | ||
| CVE-2020-8118 | Med | 0.33 | 5.0 | 0.01 | Feb 4, 2020 | An authenticated server-side request forgery in Nextcloud server 16.0.1 allowed to detect local and remote services when adding a new subscription in the calendar application. | ||
| CVE-2019-15624 | Med | 0.32 | 4.9 | 0.01 | Feb 4, 2020 | Improper Input Validation in Nextcloud Server 15.0.7 allows group admins to create users with IDs of system folders. | ||
| CVE-2026-45691 | Med | 0.31 | 5.9 | 0.00 | Jun 1, 2026 | Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, a pre-2FA session cookie (created after successful password authentication but before TOTP completion) could be reused as a Bearer… | ||
| CVE-2026-45690 | Med | 0.31 | 5.9 | 0.00 | Jun 1, 2026 | Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, an authentication bypass vulnerability allowed attackers with knowledge of a user's password to circumvent two-factor… | ||
| CVE-2019-15619 | Med | 0.31 | 4.8 | 0.01 | Feb 4, 2020 | Improper neutralization of file names, conversation names and board names in Nextcloud Server 16.0.3, Nextcloud Talk 6.0.3 and Nextcloud Deck 0.6.5 causes an XSS when linking them with each others in a project. | ||
| CVE-2019-15618 | Med | 0.31 | 4.8 | 0.01 | Feb 4, 2020 | Missing escaping of HTML in the Updater of Nextcloud 15.0.5 allowed a reflected XSS when starting the updater from a malicious location. | ||
| CVE-2019-5451 | Med | 0.30 | 4.6 | 0.00 | Jul 30, 2019 | Bypass lock protection in the Nextcloud Android app prior to version 3.6.1 allows accessing the files when repeatedly opening and closing the app in a very short time. | ||
| CVE-2020-8152 | Med | 0.29 | 4.4 | 0.00 | Nov 16, 2020 | Insufficient protection of the server-side encryption keys in Nextcloud Server 19.0.1 allowed an attacker to replace the public key to decrypt them later on. |
- risk 0.35cvss 5.3epss 0.01
Missing state in Nextcloud Server prior to 14.0.0 would not enforce the use of a second factor at login if the the provider of the second factor failed to load.
- risk 0.35cvss 5.4epss 0.01
A missing sanitization of search results for an autocomplete field in NextCloud Server <13.0.5 could lead to a stored XSS requiring user-interaction. The missing sanitization only affected user names, hence malicious search results could only be crafted by authenticated users.
- risk 0.35cvss 5.3epss 0.01
Improper input validator in Nextcloud Server prior to 12.0.3 and 11.0.5 could lead to an attacker's actions not being logged in the audit log.
- risk 0.35cvss 5.4epss 0.01
Nextcloud Server before 9.0.58 and 10.0.5 and 11.0.3 are shipping a vulnerable JavaScript library for sanitizing untrusted user-input which suffered from a XSS vulnerability caused by a behaviour change in Safari 10.1 and 10.2. Note that Nextcloud employs a strict…
- risk 0.35cvss 5.4epss 0.01
Nextcloud Server before 9.0.58 and 10.0.5 and 11.0.3 are vulnerable to an inadequate escaping of error messages leading to XSS vulnerabilities in multiple components.
- risk 0.35cvss 5.4epss 0.01
Nextcloud Server before 11.0.3 is vulnerable to an inadequate escaping leading to a XSS vulnerability in the search module. To be exploitable a user has to write or paste malicious content into the search dialogue.
- risk 0.35cvss 5.3epss 0.02
Nextcloud Server before 9.0.54 and 10.0.1 & ownCloud Server before 9.0.6 and 9.1.2 suffer from content spoofing in the dav app. The exception message displayed on the DAV endpoints contained partially user-controllable input leading to a potential misrepresentation of…
- risk 0.35cvss 5.3epss 0.03
Nextcloud Server before 9.0.54 and 10.0.1 & ownCloud Server before 9.0.6 and 9.1.2 suffer from content spoofing in the files app. The location bar in the files app was not verifying the passed parameters. An attacker could craft an invalid link to a fake directory structure and…
- risk 0.35cvss 5.4epss 0.01
Nextcloud Server before 10.0.1 & ownCloud Server before 9.0.6 and 9.1.2 suffer from Stored XSS in CardDAV image export. The CardDAV image export functionality as implemented in Nextcloud/ownCloud allows the download of images stored within a vCard. Due to not performing any kind…
- risk 0.35cvss 5.3epss 0.02
Nextcloud Server before 9.0.52 & ownCloud Server before 9.0.4 are vulnerable to a content-spoofing attack in the files app. The location bar in the files app was not verifying the passed parameters. An attacker could craft an invalid link to a fake directory structure and use…
- risk 0.35cvss 5.4epss 0.01
Cross-site scripting (XSS) vulnerability in share.js in the gallery application in ownCloud Server before 9.0.4 and Nextcloud Server before 9.0.52 allows remote authenticated users to inject arbitrary web script or HTML via a crafted directory name.
- risk 0.34cvss 6.3epss 0.00
Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.2, and 33.0.0 to before 33.0.1, the files_lock app did not properly validate the ownership of files when processing DAV lock and unlock requests. An authenticated…
- risk 0.33cvss 5.0epss 0.01
An authenticated server-side request forgery in Nextcloud server 16.0.1 allowed to detect local and remote services when adding a new subscription in the calendar application.
- risk 0.32cvss 4.9epss 0.01
Improper Input Validation in Nextcloud Server 15.0.7 allows group admins to create users with IDs of system folders.
- risk 0.31cvss 5.9epss 0.00
Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, a pre-2FA session cookie (created after successful password authentication but before TOTP completion) could be reused as a Bearer…
- risk 0.31cvss 5.9epss 0.00
Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, an authentication bypass vulnerability allowed attackers with knowledge of a user's password to circumvent two-factor…
- risk 0.31cvss 4.8epss 0.01
Improper neutralization of file names, conversation names and board names in Nextcloud Server 16.0.3, Nextcloud Talk 6.0.3 and Nextcloud Deck 0.6.5 causes an XSS when linking them with each others in a project.
- risk 0.31cvss 4.8epss 0.01
Missing escaping of HTML in the Updater of Nextcloud 15.0.5 allowed a reflected XSS when starting the updater from a malicious location.
- risk 0.30cvss 4.6epss 0.00
Bypass lock protection in the Nextcloud Android app prior to version 3.6.1 allows accessing the files when repeatedly opening and closing the app in a very short time.
- risk 0.29cvss 4.4epss 0.00
Insufficient protection of the server-side encryption keys in Nextcloud Server 19.0.1 allowed an attacker to replace the public key to decrypt them later on.
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