CVE-2023-0992
Shield Security <= 17.0.17 - Unauthenticated Stored Cross-Site Scripting
CVSS Score
7.2
EPSS Score
0.0%
EPSS Percentile
0th
The Shield Security plugin for WordPress is vulnerable to stored Cross-Site Scripting in versions up to, and including, 17.0.17 via the 'User-Agent' header. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
| CWE | CWE-79 |
| Vendor | paultgoodchild |
| Product | shield: blocks bots, protects users, and prevents security breaches |
| Published | Jun 9, 2023 |
| Last Updated | Apr 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/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 < 17.0.18
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/162dff28-94ea-4a47-a6cb-a13317cf1a04?source=cve wordpress.org: https://wordpress.org/plugins/wp-simple-firewall/#developers plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2883864%40wp-simple-firewall%2Ftrunk&old=2883536%40wp-simple-firewall%2Ftrunk&sfp_email=&sfph_mail= wordfence.com: https://www.wordfence.com/blog/2023/04/multiple-vulnerabilities-patched-in-shield-security/
Credits
Ramuel Gall