Open Redirect in Nextcloud Server
CVE-2023-35171
NextCloud Server and NextCloud Enterprise Server provide file storage for Nextcloud, a self-hosted productivity platform. Starting in version 26.0.0 and prior to version 26.0.2, an attacker could supply a URL that redirects an unsuspecting victim from a legitimate domain to an attacker's site. Nextcloud Server and Nextcloud Enterprise Server 26.0.2 contain a patch for this issue. No known workarounds are available.
Vulnerability class: Open Redirect
EPSS: 0.006 (44.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N.
Affected products
- Nextcloud Nextcloud_server
- Nextcloud Security-advisories — versions >= 26.0.0, < 26.0.2
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Issue Tracking, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC, Issue Tracking)
- security-advisories@github.com (Exploit, Third Party Advisory, x_refsource_MISC, Mitigation, Issue Tracking)
Frequently asked questions
- What is CVE-2023-35171?
- CVE-2023-35171 is a medium-severity vulnerability in Nextcloud Server, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 4.1/10. Published 2023-06-23.
- How severe is CVE-2023-35171?
- Medium severity. CVSS v3 base score is 4.1 out of 10.