Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Network-delivered CSRF requiring victim interaction; no auth needed by attacker; impact is session disruption only, no confidentiality or integrity loss.
Primary rating from Vendor (WPScan).
CVSS VectorVendor: WPScan
Lifecycle Timeline
5DescriptionCVE.org
The GDPR Cookie Compliance WordPress plugin before 5.1.0 expires the visitor's cookies from an action that is reachable without authentication and performs no request-origin check, allowing an attacker to log any user out and delete the site's cookies by luring them to a crafted link.
AnalysisAI
Cross-site request forgery in the GDPR Cookie Compliance WordPress plugin before 5.1.0 allows an unauthenticated attacker to forcibly expire and delete any visitor's session cookies by luring them to a crafted link. The plugin exposes a cookie-expiration action that performs no nonce or request-origin validation, meaning a single malicious URL can silently trigger it in any logged-in user's browser context. Exploitation logs the targeted user out of the WordPress site. A publicly available proof-of-concept exists per WPScan, though EPSS at 0.12% (2nd percentile) indicates exploitation remains rare in the wild; this is not in CISA KEV.
Technical ContextAI
GDPR Cookie Compliance (CPE: cpe:2.3:a:unknown:gdpr_cookie_compliance:*:*:*:*:*:*:*:*) is a WordPress plugin that manages cookie consent banners and associated cookie lifecycle operations. CWE-352 (Cross-Site Request Forgery) is the root cause: the server-side action responsible for expiring visitor cookies is registered without a WordPress nonce check and without validating the HTTP Referer or Origin header. Because the endpoint is reachable without authentication, any browser - including one belonging to an authenticated administrator - will execute the action when directed to the specially crafted URL. WordPress provides the wp_verify_nonce() API specifically to prevent this class of attack; its omission here is the direct defect.
RemediationAI
Update the GDPR Cookie Compliance plugin to version 5.1.0 or later immediately via the WordPress admin dashboard under Plugins > Installed Plugins > Update. This is the vendor-confirmed fix. If an immediate update is not possible, a compensating control is to temporarily deactivate the plugin, which removes the vulnerable endpoint from the attack surface at the cost of cookie consent banner functionality - a significant trade-off for sites with GDPR compliance obligations. Site administrators can also add a Web Application Firewall rule to block external requests targeting the plugin's cookie-expiration action endpoint as a short-term measure, though the exact endpoint path should be confirmed from WPScan's advisory at https://wpscan.com/vulnerability/d9511e8a-be67-4c39-b947-7931b5569ffb/ before configuring any rule.
More in Gdpr Cookie Compliance
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Same weakness CWE-352 – Cross-Site Request Forgery (CSRF)
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External POC / Exploit Code
Leaving vuln.today
EUVD-2026-53107
GHSA-crh8-vq8f-q88q