CVE-2026-116821: YesWiki before 4.7.0 Read-ACL Bypass via SQL LIKE Wildcards in Usernames
YesWiki · yeswiki
Fixed in 4.7.0 · Affected: yeswiki before 4.7.0 · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 20% of scored CVEs
DescriptionCVE.org
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 products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- YesWiki · yeswikibefore 4.7.0
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Weakness
- SQL Injection
- Vendor
- YesWiki
- Published
- October 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-116821 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.