// For flags

CVE-2023-35171

Nextcloud Server vulnerable to open redirect on "Unsupported browser" warning

Severity Score

6.1
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

2
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

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.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
None
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2023-06-14 CVE Reserved
  • 2023-06-23 CVE Published
  • 2024-06-29 EPSS Updated
  • 2024-11-07 CVE Updated
  • 2024-11-07 First Exploit
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-601: URL Redirection to Untrusted Site ('Open Redirect')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Nextcloud
Search vendor "Nextcloud"
Nextcloud Server
Search vendor "Nextcloud" for product "Nextcloud Server"
>= 26.0.0 < 26.0.2
Search vendor "Nextcloud" for product "Nextcloud Server" and version " >= 26.0.0 < 26.0.2"
-
Affected
Nextcloud
Search vendor "Nextcloud"
Nextcloud Server
Search vendor "Nextcloud" for product "Nextcloud Server"
>= 26.0.0 < 26.0.2
Search vendor "Nextcloud" for product "Nextcloud Server" and version " >= 26.0.0 < 26.0.2"
enterprise
Affected