CVE-2026-92776 Wiki.js - Broken Access Control

Wiki.js through 2.5.314 contains a broken access control caused by failure to require path separators when matching START and END page rules, letting attackers with folder access read and modify unrelated pages with matching prefixes, exploit requires user to have folder access.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.45% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Data Tampering, Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Published
16 September 2026
Updated
15 October 2026
Weakness
CWE-863

Vendor fix

Update to the latest version beyond 2.5.314.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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