CVE-2021-32705

CVE-2021-32705 affects Nextcloud Server: prior to versions 19.0.13, 20.0.11, and 21.0.3 there was no ratelimit on the public DAV endpoint, which could allow an attacker to enumerate potentially valid share tokens or credentials. The issue is fixed in 19.0.13, 20.0.11, and 21.0.3. Impact described...

CVE-2020-8154

CVE-2020-8154 is an Insecure Direct Object Reference in Nextcloud Server (noted against 18.0.x) that allowed an attacker to remotely wipe other users’ devices via a crafted request to the affected endpoint. Publicly referenced advisories (openSUSE/OpenSUSE-SU-2020:0670-1 and openSUSE-670) associa...

CVE-2020-8295

CVE-2020-8295 is a Denial of Service vulnerability in Nextcloud Server (affecting Nextcloud Server 19 and earlier) caused by a wrong check when resetting a user password. Connected advisories confirm the issue is addressed by upgrading Nextcloud to newer releases (notably 19.0.13, 20.0.11, or 21....

CVE-2020-8183

CVE-2020-8183 is a logic error in Nextcloud Server 19.0.0 where the share password was stored in plaintext during the initial create API call. Public records confirm this affects Nextcloud Server 19.0.0 and was addressed in later updates (e.g., Fedora advisories note fixes for CVE-2020-8183 in Ne...

CVE-2023-25820

CVE-2023-25820 affects Nextcloud Server and Enterprise Server: if an attacker gains access to an already logged-in user session, they can brute-force the password on the confirmation endpoint. Affected ranges and patches per sources include Nextcloud Server 24.0.x < 24.0.10 and 25.0.x < 25....

CVE-2024-37313

CVE-2024-37313 corresponds to multiple Nextcloud vulnerabilities surfaced by PT Security and related alerts, detailing improper authentication and credential exposure scenarios. Technical details across connected sources include: 2FA bypass after valid credentials, read-access to external storage...

CVE-2023-39962

Technical details for CVE-2023-39962 are not publicly available in the provided documents; monitor for updates from Nextcloud advisories.

CVE-2023-25818

CVE-2023-25818 affects Nextcloud Server in multiple versions: 24.0.0–24.0.10 and 25.0.0–25.0.4 (and related Enterprise/server variants). The root cause is lack of brute-force protection on authentication-related endpoints (password resets), enabling potential password-guessing attacks. A throttle...

CVE-2023-28847

CVE-2023-28847 affects Nextcloud Server and Enterprise Server. Description: an attacker could brute-force the password of a share link due to missing brute-force protection. Affected versions include Nextcloud Server 24.0.0–24.0.10, 25.0.0–25.0.4, and Enterprise 23.0.0–23.0.11, plus related 24.0....

CVE-2023-25579

Summary (CVE-2023-25579) Nextcloud server is affected by a directory traversal in OC\Files\Node\Folder::getFullPath(), where the function validated/normalized strings in the wrong order. This can let an attacker craft paths to escape their own space and overwrite data belonging to other users. Th...

CVE-2023-28835

CVE-2023-28835 affects Nextcloud Server where the generated fallback password for shares used a weak random-number generator. This could allow brute-forcing the share password if no password policy is enabled. Mitigation: upgrade Nextcloud Server to 24.0.10 or 25.0.4 (or later) or enable a passwo...

CVE-2023-32318

Technical details for CVE-2023-32318 are not publicly available in the provided Connected documents. Please monitor for official disclosures or updated entries.

CVE-2024-52525

CVE-2024-52525 – Nextcloud Server : The vulnerability concerns how the server handles user passwords in memory. Under certain conditions, a user password could be stored unencrypted in the PHP process memory; although session data is encrypted when stored in Redis or disk, a malicious process wit...

CVE-2023-39960

Technical details for CVE-2023-39960 are not publicly available in the provided documents; monitor for updates.

CVE-2023-28644

CVE-2023-28644 affects Nextcloud Server 25.x prior to 25.0.3, where an inefficient fetch operation can degrade performance and lead to a denial of service. The X.Y issue (server-side fetch) is characterized as a resource-management bottleneck that may saturate server resources, with impact limite...

CVE-2022-36074

The CVE-2022-36074 entry concerns Nextcloud Server where information disclosure occurs because the server fails to strip the Authorization header during HTTP downgrades. Affected products/versions include Nextcloud Server prior to 23.0.7 and 24.0.3 (enterprise versions 22.2.11, 23.0.7, or 24.0.3)...

CVE-2023-25821

Nextcloud CVE-2023-25821 describes an Improper Access Control in Nextcloud Server prior to 24.0.7 and 25.0.1 where the Secure view for internal shares can be bypassed if reshare permissions are granted. Affected versions are 24.0.4–24.0.6 and 25.0.0–25.0.0 (and other lines indicate similar ranges...