Auth bypass in Requarks Wiki.js
CVE-2026-92776
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.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.004 (38.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 38.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/geo-chen/oss/blob/main/wiki.md (technical-description, exploit)
- github.com/requarks/wiki/blob/v2.5.314/server/core/auth.js (technical-description)
- github.com/requarks/wiki (product)
- www.vulncheck.com/advisories/wiki-js-through-2.5.314-path-prefix-matching-autho… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-92776?
- CVE-2026-92776 is a high-severity vulnerability in Requarks Wiki.js, classified under Incorrect Authorization. CVSS score: 8.1/10. Published 2026-09-16.
- How severe is CVE-2026-92776?
- High severity. CVSS v3 base score is 8.1 out of 10.