CVE-2026-116820 (CVSS 5.3)

Description

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.

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CVSS v3.1 Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Weakness Type (CWE)

CWE-215 CWE-215

References

Other 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

Frequently Asked Questions

What is 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. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2026-116820? +

CVE-2026-116820 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2026-116820? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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