Wiki.js through 2.5.314 fails to require path separators when matching START and END page rules, allowing attackers to access pages sharing a prefix with authorized folders. Users granted access to a folder can read and modify unrelated pages with matching prefixes, bypassing intended access controls.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
None
No disruption
CVSS Vector v4.0
Weakness Type (CWE)
References 4
https://github.com/geo-chen/oss/blob/main/wiki.md#finding-3-page-permission-rul…
disclosure@vulncheck.com
https://github.com/requarks/wiki
disclosure@vulncheck.com
https://github.com/requarks/wiki/blob/v2.5.314/server/core/auth.js#L252-L263
disclosure@vulncheck.com
https://www.vulncheck.com/advisories/wiki-js-through-2.5.314-path-prefix-matchi…
disclosure@vulncheck.com