CVE-2025-14427
Shield Security: Blocks Bots, Protects Users, and Prevents Security Breaches <= 21.0.9 - Missing Authorization to Authenticated (Subscriber+) Email MFA Update
CVSS Score
4.3
EPSS Score
0.0%
EPSS Percentile
0th
The Shield Security: Blocks Bots, Protects Users, and Prevents Security Breaches plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the `MfaEmailDisable` action in all versions up to, and including, 21.0.9. This makes it possible for authenticated attackers, with Subscriber-level access and above, to disable the global Email 2FA setting for the entire site.
| CWE | CWE-862 |
| Vendor | paultgoodchild |
| Product | shield: blocks bots, protects users, and prevents security breaches |
| Published | Feb 19, 2026 |
| Last Updated | Apr 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
paultgoodchild / Shield: Blocks Bots, Protects Users, and Prevents Security Breaches
0 ≤ 21.0.9
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/91dbc521-c24b-4b73-9b70-46d363ccb535?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3439494%40wp-simple-firewall&new=3439494%40wp-simple-firewall&sfp_email=&sfph_mail=
Credits
Angus Girvan