High severity8.1NVD Advisory· Published Oct 2, 2026· Updated Oct 2, 2026

CVE-2026-104467

Description

YesWiki before 4.6.7 contains an authorization bypass vulnerability in ApiService::isAuthorized() that allows unauthenticated attackers to call admin-only API routes when public API mode is enabled. Attackers can send requests to endpoints like api/ci/update_config and api/archives to overwrite configuration and list, download, or delete backup archives.

Affected products

Yeswiki/Yeswikillm-fuzzy
Range: <4.6.7

Patches

Vulnerability mechanics

References

github.com/YesWiki/yeswiki/security/advisories/GHSA-v527-6r4j-j2w2nvd
www.vulncheck.com/advisories/yeswiki-before-4.6.7-authorization-bypass-via-public-api-modenvd

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