CVE-2026-92776

Wiki.js through 2.5.314 Path Prefix Matching Authorization Bypass

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.

Affected

requarks · Wiki.js

CVSS v4.0 VULNCHECK

8.6 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 VULNCHECK

8.1 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

EPSS

0.45% chance of exploitation in the next 30 days, 37th percentile

Published

2026-09-16

Updated

2026-09-18

Proof-of-concept exploits (1)

• geo-chen/oss/blob/main/wiki.md#finding-3-page-permission-rule-engine-grants-readwrite-acc…

References

• CVE Record
• NVD entry