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nextcloud vulnerabilities and exploits
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9.9
CVSSv3
CVE-2020-8180
A too lax check in Nextcloud Talk 6.0.4, 7.0.2 and 8.0.7 allowed a code injection when a not correctly sanitized talk command was added by an administrator.
Nextcloud Talk
9.8
CVSSv3
CVE-2024-22212
Nextcloud Global Site Selector is a tool which allows you to run multiple small Nextcloud instances and redirect users to the right server. A problem in the password verification method allows an malicious user to authenticate as another user. It is recommended that the Nextcloud...
Nextcloud Global Site Selector
9.8
CVSSv3
CVE-2023-49792
Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. In Nextcloud Server prior to versions 26.0.9 and 27.1.4; as well as Nextcloud Enterprise Server prior to versions 23.0.12.13, 24.0.12.9, 25.0.13.4, 26.0.9, and 27.1.4; when a (reverse) proxy is c...
Nextcloud Nextcloud Server
9.8
CVSSv3
CVE-2023-48306
Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 25.0.0 and prior to versions 25.0.11, 26.0.6, and 27.1.0 of Nextcloud Server and starting in version 22.0.0 and prior to versions 22.2.10.16, 23.0.12.11, 24.0.12.7, 25.0.11, 2...
Nextcloud Nextcloud Server
9.8
CVSSv3
CVE-2023-48307
Nextcloud Mail is the mail app for Nextcloud, a self-hosted productivity platform. Starting in version 1.13.0 and prior to version 2.2.8 and 3.3.0, an attacker can use an unprotected endpoint in the Mail app to perform a SSRF attack. Nextcloud Mail app versions 2.2.8 and 3.3.0 co...
Nextcloud Mail
9.8
CVSSv3
CVE-2023-32074
user_oidc app is an OpenID Connect user backend for Nextcloud. Authentication can be broken/bypassed in user_oidc app. It is recommended that the Nextcloud user_oidc app is upgraded to 1.3.2
Nextcloud User Oidc
9.8
CVSSv3
CVE-2022-31132
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 Request Forgery (SSRF...
Nextcloud Mail
9.8
CVSSv3
CVE-2022-24838
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 newlines to break out ...
Nextcloud Calendar
9.8
CVSSv3
CVE-2021-32802
Nextcloud server is an open source, self hosted personal cloud. Nextcloud supports rendering image previews for user provided file content. For some image types, the Nextcloud server was invoking a third-party library that wasn't suited for untrusted user-supplied content. T...
Nextcloud Nextcloud Server
9.8
CVSSv3
CVE-2021-32726
Nextcloud Server is a Nextcloud package that handles data storage. In versions before 19.0.13, 20.011, and 21.0.3, webauthn tokens were not deleted after a user has been deleted. If a victim reused an earlier used username, the previous user could gain access to their account. Th...
Nextcloud Nextcloud Server
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2020-4463
CVE-2024-29895
inject
CVE-2023-52689
CVE-2024-5049
CVE-2024-5051
privilege escalation
physical
CVE-2023-52676
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