CVE-2026-52466

critical · 9.8

Open Library Foundation VuFind v11.0.3 and v4.1 is vulnerable to toInorrect Access Control. The application fails to stop processing an incoming request in VuFind\Controller\AbstractBase::validateAccessPermission after it has found that controller level access permissions do not allow access to the requested function. The requester receives a response indicating that access was denied, but the actual function is executed regardless of that.

9.8

CVSS

0.3%

EPSS (exploit prob.)

19th

EPSS percentile

2026-08-06

Published

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

Weaknesses

CWE-863

References

https://vufind.org/wiki/security:cve-2026-52466

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-52466