CVE-2026-16557 — MEDIUM (4.3)

Vulnerability Description

The Nimble Page Builder WordPress plugin through 3.3.8 does not perform an authorization check when returning page-builder content through an authenticated AJAX action, allowing any authenticated user (Subscriber+) to disclose the page-builder content of arbitrary non-public (draft, pending, private, scheduled) posts and pages.

CVSS Score

4.3

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Related Weaknesses (CWE)

CWE-200

References

https://wpscan.com/vulnerability/a47221d4-bd82-4813-a2de-423fbe014ea0/

FAQ

What is CVE-2026-16557?

CVE-2026-16557 is a vulnerability with a CVSS score of 4.3 (MEDIUM). The Nimble Page Builder WordPress plugin through 3.3.8 does not perform an authorization check when returning page-builder content through an authenticated AJAX action, allowing any authenticated user...

How severe is CVE-2026-16557?

CVE-2026-16557 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-16557?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.