Unauthorized Data Access in Userback Plugin for WordPress
CVE-2025-14540

4.3MEDIUM

Key Information:

Vendor

WordPress
Status
Userback
Vendor
CVE Published:
13 December 2025

What is CVE-2025-14540?

The Userback plugin for WordPress allows authenticated users with Subscriber-level access and above to access sensitive data due to a lack of proper capability checks in the userback_get_json function. This vulnerability enables attackers to retrieve essential configuration data, including the Userback API access token and content from the site's posts and pages, even those marked as private or in draft status. This issue affects all versions of the plugin up to and including 1.0.15.

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Deploy the Patch

Affected Version(s)

Userback * <= 1.0.15

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/userback/tags/...

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

jason carle
JSON
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