CVE-2026-116820

YesWiki from 4.6.0 before 4.7.0 contains an information disclosure vulnerability that allows unauthenticated attackers to view assembled SQL queries by adding the showreq parameter. Attackers can append showreq to public Bazar listing API requests to obtain table names, JSON storage paths, ACL filter logic, and collation, aiding targeted SQL injection.

Score

CVSS 4.0 6.9 Medium

Status

Deferred - disclosure@vulncheck.com

Published

2026-10-26

Last modified

2026-10-27

Weaknesses

CWE-215

Affected products

• Yeswiki (Yeswiki)

References

• https://github.com/YesWiki/yeswiki/security/advisories/GHSA-98mc-h829-5hwm
• https://www.vulncheck.com/advisories/yeswiki-from-4.6.0-before-4.7.0-sql-query-disclosure-via-showreq-parameter