vulnerability
WordPress Plugin: really-simple-ssl-pro: CVE-2026-27397: Authorization Bypass Through User-Controlled Key
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:L/Au:S/C:N/I:P/A:N) | Feb 23, 2026 | Apr 30, 2026 | Apr 30, 2026 |
Severity
4
CVSS
(AV:N/AC:L/Au:S/C:N/I:P/A:N)
Published
Feb 23, 2026
Added
Apr 30, 2026
Modified
Apr 30, 2026
Description
The Really Simple Security Pro plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 9.5.4.0 due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Subscriber-level access and above, to perform an unauthorized action.
Solution
really-simple-ssl-pro-plugin-cve-2026-27397
References
- https://www.cve.org/CVERecord?id=CVE-2026-27397
- https://www.wordfence.com/threat-intel/vulnerabilities/id/04b341ae-f856-4bdb-b9d0-696c25131bd0?source=api-prod
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-13055
- CVE-2026-27397
- https://attackerkb.com/topics/CVE-2026-27397
- CWE-639
- EUVD-EUVD-2026-13055
Rapid7 Labs
2026 Global Threat Landscape Report
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