CVE-2026-104454Medium· 5.3▾ SunlitYesWiki before 4.6.7 contains an algorithmic-complexity denial of service in the wakka.php formatter due to an O(n^2) markdown-link regex. Unauthenticated attackers can submit a small crafted body of bracket characters to the page-edit p…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 29.2 · likelihood 0 · exploitation 0
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YesWiki before 4.6.7 contains an algorithmic-complexity denial of service in the wakka.php formatter due to an O(n^2) markdown-link regex. Unauthenticated attackers can submit a small crafted body of bracket characters to the page-edit preview endpoint to pin PHP-FPM workers and saturate the pool.
Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-104473Medium· 6.1YesWiki before 4.5.3 contains multiple reflected cross-site scripting vulnerabilities that allow remote attackers to inject JavaScript through unsanitized parameters such as incomingurl, id, file, tags, and template
CVE-2026-104470High· 7.4YesWiki before 4.6.7 contains a server-side request forgery vulnerability in the Bazar valeur action that allows page editors to make the server fetch arbitrary URLs
CVE-2026-104471High· 7.2YesWiki before 4.6.7 contains an unrestricted file upload vulnerability that allows authenticated admins to write remote files into the web-accessible files/ directory via Bazar CSV import preview
CVE-2026-104472High· 7.5YesWiki before 4.6.7 contains a missing authorization vulnerability in the attachment download handler that allows unauthenticated attackers to bypass page read ACLs
CVE-2026-104469Medium· 6.8YesWiki before 4.6.7 contains a session fixation vulnerability that allows attackers to hijack authenticated sessions because login does not regenerate the PHP session ID
CVE-2026-104468Medium· 4.8YesWiki before 4.6.7 contains an insufficient session expiration vulnerability that allows attackers to reuse old password reset links because tokens lack expiry timestamps