medium6.5
CVE-2026-116821
YesWiki before 4.7.0 contains a read-ACL bypass in AclService::updateRequestWithACL, which interpolates usernames into SQL LIKE patterns without escaping the _…
Impact
YesWiki before 4.7.0 contains a read-ACL bypass in AclService::updateRequestWithACL, which interpolates usernames into SQL LIKE patterns without escaping the _ and % wildcards. Self-registered attackers can use usernames such as ___ or %%% that over-match ACL tokens, reading pages and Bazar entries restricted to other users or groups via the public Bazar listing API.
Affected products
| Product | Affected versions |
|---|---|
| YesWiki | before 4.7.0 |
Versions were read from the advisory text. No structured product data has been published for this record yet.