CVE-2026-45278

Published: Giu 01, 2026 Last Modified: Giu 01, 2026
ExploitDB:
Other exploit source:
Google Dorks:
LOW 3,3
Source: [email protected]
Attack Vector: local
Attack Complexity: low
Privileges Required: none
User Interaction: required
Scope: unchanged
Confidentiality: none
Integrity: low
Availability: none

Description

AI Translation Available

Nextcloud is an open source content collaboration platform. From version 6.1.0 to before version 8.2.2, an attacker can craft links that would redirect users to another website, when the victim uses the attackers link to log in via user OIDC. This issue has been patched in version 8.2.2.

601

URL Redirection to Untrusted Site ('Open Redirect')

Draft
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Access Control Confidentiality Other
Potential Impacts:
Bypass Protection Mechanism Gain Privileges Or Assume Identity Other
Applicable Platforms
Technologies: Web Based, Web Server
Likelihood of Exploit: Low
View CWE Details
https://github.com/nextcloud/security-advisories/security/a…
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-8wjr-…
https://github.com/nextcloud/user_oidc/pull/1273
https://github.com/nextcloud/user_oidc/pull/1273
https://hackerone.com/reports/3464925
https://hackerone.com/reports/3464925