Filtered by vendor Nextcloud
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Total
372 CVE
| CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
|---|---|---|---|---|---|
| CVE-2021-22912 | 1 Nextcloud | 1 Nextcloud | 2026-06-17 | 4.3 MEDIUM | 6.5 MEDIUM |
| Nextcloud iOS before 3.4.2 suffers from an information disclosure vulnerability when searches for sharees utilize the lookup server by default instead of only on the local Nextcloud server unless a global search has been explicitly chosen by the user. | |||||
| CVE-2021-22906 | 1 Nextcloud | 1 End-to-end Encryption | 2026-06-17 | 4.0 MEDIUM | 6.5 MEDIUM |
| Nextcloud End-to-End Encryption before 1.5.3, 1.6.3 and 1.7.1 suffers from a denial of service vulnerability due to permitting any authenticated users to lock files of other users. | |||||
| CVE-2021-22905 | 1 Nextcloud | 1 Nextcloud | 2026-06-17 | 4.3 MEDIUM | 6.5 MEDIUM |
| Nextcloud Android App (com.nextcloud.client) before v3.16.0 is vulnerable to information disclosure due to searches for sharees being performed by default on the lookup server instead of only using the local Nextcloud server unless a global search has been explicitly chosen by the user. | |||||
| CVE-2021-22896 | 1 Nextcloud | 1 Nextcloud | 2026-06-17 | 4.0 MEDIUM | 4.3 MEDIUM |
| Nextcloud Mail before 1.9.5 suffers from improper access control due to a missing permission check allowing other authenticated users to create mail aliases for other users. | |||||
| CVE-2021-22895 | 2 Debian, Nextcloud | 2 Debian Linux, Desktop | 2026-06-17 | 4.3 MEDIUM | 5.9 MEDIUM |
| Nextcloud Desktop Client before 3.3.1 is vulnerable to improper certificate validation due to lack of SSL certificate verification when using the "Register with a Provider" flow. | |||||
| CVE-2021-22879 | 2 Fedoraproject, Nextcloud | 2 Fedora, Desktop | 2026-06-17 | 6.8 MEDIUM | 8.8 HIGH |
| Nextcloud Desktop Client prior to 3.1.3 is vulnerable to resource injection by way of missing validation of URLs, allowing a malicious server to execute remote commands. User interaction is needed for exploitation. | |||||
| CVE-2021-22878 | 2 Fedoraproject, Nextcloud | 2 Fedora, Nextcloud Server | 2026-06-17 | 3.5 LOW | 4.8 MEDIUM |
| Nextcloud Server prior to 20.0.6 is vulnerable to reflected cross-site scripting (XSS) due to lack of sanitization in `OC.Notification.show`. | |||||
| CVE-2021-22877 | 2 Fedoraproject, Nextcloud | 2 Fedora, Nextcloud Server | 2026-06-17 | 5.5 MEDIUM | 6.5 MEDIUM |
| A missing user check in Nextcloud prior to 20.0.6 inadvertently populates a user's own credentials for other users external storage configuration when not already configured yet. | |||||
| CVE-2020-8297 | 1 Nextcloud | 1 Deck | 2026-06-17 | 4.0 MEDIUM | 4.3 MEDIUM |
| Nextcloud Deck before 1.0.2 suffers from an insecure direct object reference (IDOR) vulnerability that permits users with a duplicate user identifier to access deck data of a previous deleted user. | |||||
| CVE-2020-8296 | 2 Fedoraproject, Nextcloud | 2 Fedora, Nextcloud Server | 2026-06-17 | 4.6 MEDIUM | 6.7 MEDIUM |
| Nextcloud Server prior to 20.0.0 stores passwords in a recoverable format even when external storage is not configured. | |||||
| CVE-2020-8295 | 1 Nextcloud | 1 Nextcloud Server | 2026-06-17 | 5.0 MEDIUM | 7.5 HIGH |
| A wrong check in Nextcloud Server 19 and prior allowed to perform a denial of service attack when resetting the password for a user. | |||||
| CVE-2020-8294 | 1 Nextcloud | 1 Nextcloud Server | 2026-06-17 | 3.5 LOW | 5.4 MEDIUM |
| A missing link validation in Nextcloud Server before 20.0.2, 19.0.5, 18.0.11 allows execution of a stored XSS attack using Internet Explorer when saving a 'javascript:' URL in markdown format. | |||||
| CVE-2020-8293 | 1 Nextcloud | 1 Nextcloud Server | 2026-06-17 | 4.0 MEDIUM | 6.5 MEDIUM |
| A missing input validation in Nextcloud Server before 20.0.2, 19.0.5, 18.0.11 allows users to store unlimited data in workflow rules causing load and potential DDoS on later interactions and usage with those rules. | |||||
| CVE-2020-8281 | 1 Nextcloud | 1 Contacts | 2026-06-17 | 3.5 LOW | 5.4 MEDIUM |
| A missing file type check in Nextcloud Contacts 3.3.0 allows a malicious user to upload malicious SVG files to perform cross-site scripting (XSS) attacks. | |||||
| CVE-2020-8280 | 1 Nextcloud | 1 Contacts | 2026-06-17 | 3.5 LOW | 5.4 MEDIUM |
| A missing file type check in Nextcloud Contacts 3.4.0 allows a malicious user to upload SVG files as PNG files to perform cross-site scripting (XSS) attacks. | |||||
| CVE-2020-8279 | 1 Nextcloud | 1 Social | 2026-06-17 | 5.8 MEDIUM | 7.4 HIGH |
| Missing validation of server certificates for out-going connections in Nextcloud Social < 0.4.0 allowed a man-in-the-middle attack. | |||||
| CVE-2020-8278 | 1 Nextcloud | 1 Social | 2026-06-17 | 5.0 MEDIUM | 5.3 MEDIUM |
| Improper access control in Nextcloud Social app version 0.3.1 allowed to read posts of any user. | |||||
| CVE-2020-8259 | 1 Nextcloud | 1 Nextcloud Server | 2026-06-17 | 5.5 MEDIUM | 8.1 HIGH |
| Insufficient protection of the server-side encryption keys in Nextcloud Server 19.0.1 allowed an attacker to replace the encryption keys. | |||||
| CVE-2020-8236 | 1 Nextcloud | 1 Nextcloud Server | 2026-06-17 | 4.6 MEDIUM | 6.8 MEDIUM |
| A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless WebAuthn is also a two factor verification by asking for the PIN of the passwordless WebAuthn but not verifying it. | |||||
| CVE-2020-8235 | 1 Nextcloud | 1 Deck | 2026-06-17 | 4.0 MEDIUM | 4.3 MEDIUM |
| Missing access control in Nextcloud Deck 1.0.4 caused an insecure direct object reference allowing an attacker to view all attachments. | |||||