Userback <= 1.0.15 - Missing Authorization to Authenticated (Subscriber+) Plugin's Configuration Exposure

Missing Authorization
CVE CVE-2025-14540
CVSS Medium (4.3)
Publicly Published December 12, 2025
Last Updated December 13, 2025
Researcher jsonc
Description

The Userback plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the userback_get_json function in all versions up to, and including, 1.0.15. This makes it possible for authenticated attackers, with Subscriber-level access and above, to extract plugin's configuration data including the Userback API access token and site's posts/pages contents, including those that have private and draft status.

References

1 affected software package

Software Type Plugin
Software Slug userback (view on wordpress.org)
Patched? No
Affected Version
  • <= 1.0.15
Patched Version
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