CVE-2026-104438

Description

YesWiki before 4.6.7 contains a missing authorization vulnerability in the listpagestag and includepages actions of the tags tool, which enumerate pages without applying read-ACL filtering. Unauthenticated or unprivileged attackers can embed these actions with a chosen tag or page name to disclose the names and body-derived titles of ACL-restricted pages.

CVSS Vector

References

• https://github.com/YesWiki/yeswiki/security/advisories/GHSA-hx4v-hjvg-9p6w
• https://www.vulncheck.com/advisories/yeswiki-before-4.6.7-information-disclosure-via-listpagestag-and-includepages-actions
• https://github.com/YesWiki/yeswiki/security/advisories/GHSA-hx4v-hjvg-9p6w