CVE-2023-0992: high-severity vulnerability in paultgoodchild Shield: Blocks Bots, Protects…
Shield Security <= 17.0.17 - Unauthenticated Stored Cross-Site Scripting
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
43Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.2epss 93%
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Affected products
paultgoodchild · Shield: Blocks Bots, Protects Users, and Prevents Security BreachesRelated CVEs — paultgoodchild Shield: Blocks Bots, Protects…
In the same product, most dangerous first.
CVE-2023-6989CRITICALShield Security – Smart Bot Blocking & Intrusion Prevention Security <= 18.5.9 - Unauthenticated Local File InclusionEPSS 56.6%CVE-2026-0561MEDIUMShield Security <= 21.0.8 - Unauthenticated Reflected Cross-Site Scripting via 'message' ParameterEPSS 0.7%CVE-2023-0993MEDIUMShield Security <= 17.0.17 - Missing AuthorizationEPSS 0.5%CVE-2026-0722MEDIUMShield Security <= 21.0.8 - Cross-Site Request Forgery to SQL InjectionEPSS 0.5%CVE-2025-15370MEDIUMShield Security <= 21.0.9 - Authenticated (Subscriber+) Insecure Direct Object Reference to Disable Google AuthenticatorEPSS 0.3%CVE-2025-14427MEDIUMShield Security: Blocks Bots, Protects Users, and Prevents Security Breaches <= 21.0.9 - Missing Authorization to Authenticated (Subscriber+) Email MFA UpdateEPSS 0.2%
References
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=https://wordpress.org/plugins/wp-simple-firewall/#developershttps://www.wordfence.com/blog/2023/04/multiple-vulnerabilities-patched-in-shield-security/https://www.wordfence.com/threat-intel/vulnerabilities/id/162dff28-94ea-4a47-a6cb-a13317cf1a04?source=cve