What’s Vulnerable › Vulnerabilities

CVE-2025-14540: Userback <= 1.0.15 - Missing Authorization to Authenticated (Subscriber+) Plugin's Configuration Exposure

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-13 · updated 2026-10-14
• Weakness: CWE-862

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.

Affected products

• Lee Le @ Userback Userback: through 1.0.15

References

• https://plugins.trac.wordpress.org/browser/userback/tags/1.0.15/index.php#L148
• https://www.wordfence.com/threat-intel/vulnerabilities/id/1add8693-20df-431e-ad3b-b23322f1fa03?source=cve

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