CVE-2025-8891: The OceanWP theme for WordPress is vulnerable to Cross-Site Request Forgery in versions 4.0.9 to 4.1.1. This is due to missing or incorrect nonce validation on the oceanwp_notice_button_click() functi

medium Affects oceanwp (WordPress plugin). Feed 2026.10.29.3, updated 2026-10-29; published 2025-08-13; advisory modified 2026-06-17.

The OceanWP theme for WordPress is vulnerable to Cross-Site Request Forgery in versions 4.0.9 to 4.1.1. This is due to missing or incorrect nonce validation on the oceanwp_notice_button_click() functi

Package: oceanwp (WordPress plugin) WordPress
Affected versions: >=4.0.9 and <=4.1.1
Fixed in: no fix recorded
Severity: medium CVSS 4.3
Exploitation: not on CISA KEV · EPSS 0% (11.6th percentile)
Published: 2025-08-13
Source: nvd

References

CWE-352

NVD record oceanwp (WordPress plugin) advisories

Am I affected?

Find out in one command. phpwarden checks your WordPress install against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# PHP projects (recommended)
composer require --dev phpwarden/phpwarden
# then
vendor/bin/phpwarden wordpress /var/www/html

# or, without Composer
pipx install phpwarden   &&   phpwarden wordpress /var/www/html

Or keep it checked automatically with the GitHub Action or a nightly cron; see WordPress docs.

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