CVE-2026-92776highCWE-863

CVE-2026-92776: high-severity vulnerability in requarks Wiki.js

Wiki.js through 2.5.314 Path Prefix Matching Authorization Bypass

Published 16 Sep 2026 · Updated 18 Sep 2026

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

41Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 8.6epss 0.4%

Wiki.js through 2.5.314 fails to require path separators when matching START and END page rules, allowing attackers to access pages sharing a prefix with authorized folders. Users granted access to a folder can read and modify unrelated pages with matching prefixes, bypassing intended access controls.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Affected products

requarks · Wiki.js

public PoCs found — 1

cve_referencegithub.com/geo-chen/oss/blob/main/wiki.md#finding-3-page-permission-rule-engine-grants-readwrite-access-to-any-page-whose-path-shares-a-literal-prefix-with-an-allowed-path-no-path-segment-boundary-checkunverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

Related CVEs — requarks Wiki.js

In the same product, most dangerous first.

CVE-2026-92775HIGHWiki.js through 2.5.314 Server-Side Request Forgery via Image PrefetchEPSS 0.4%CVE-2026-92774MEDIUMWiki.js through 2.5.314 Authorization Bypass via GraphQL Tag OmissionEPSS 0.4%

References

https://github.com/geo-chen/oss/blob/main/wiki.md#finding-3-page-permission-rule-engine-grants-readwrite-access-to-any-page-whose-path-shares-a-literal-prefix-with-an-allowed-path-no-path-segment-boundary-check https://github.com/requarks/wiki https://github.com/requarks/wiki/blob/v2.5.314/server/core/auth.js#L252-L263 https://www.vulncheck.com/advisories/wiki-js-through-2.5.314-path-prefix-matching-authorization-bypass