CVE Catalog

CVE-2026-15136

MediumCVSS 4.3
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.13%

3th percentile - higher than 3% of all known CVEs

Summary

The Cookie Banner plugin for WordPress up to version 4.3.7 is vulnerable to Cross-Site Request Forgery in the process_bulk_action function due to missing nonce validation. Unauthenticated attackers can permanently delete or forcibly resolve GDPR data request records stored in the wpl_data_req table by tricking a site administrator into clicking a link.

Risk Assessment

Attackers can manipulate personal data requests, potentially leading to GDPR compliance violations and loss of customer trust.

Recommendation

Immediately update the Cookie Banner plugin to the latest version that includes proper nonce validation.

Related vulnerabilities

Original NVD description (English source)

The Cookie Banner for GDPR / CCPA – WPLP Cookie Consent plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 4.3.7. This is due to missing or incorrect nonce validation on the process_bulk_action function. This makes it possible for unauthenticated attackers to permanently delete or forcibly resolve arbitrary GDPR data request records stored in the wpl_data_req table via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS