Vulnerability Description
The OneSignal – Web Push Notifications plugin for WordPress is vulnerable to authorization bypass in versions up to, and including, 3.8.0. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level access and above, to delete OneSignal metadata for arbitrary posts.
CVSS Score
LOW
Related Weaknesses (CWE)
References
- https://plugins.trac.wordpress.org/changeset/3501190/onesignal-free-web-push-not
- https://www.wordfence.com/threat-intel/vulnerabilities/id/58337bbc-ba10-4876-b91
FAQ
What is CVE-2026-3155?
CVE-2026-3155 is a vulnerability with a CVSS score of 3.1 (LOW). The OneSignal – Web Push Notifications plugin for WordPress is vulnerable to authorization bypass in versions up to, and including, 3.8.0. This is due to the plugin not properly verifying that a user ...
How severe is CVE-2026-3155?
CVE-2026-3155 has been rated LOW with a CVSS base score of 3.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-3155?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.