CVE-2023-6989: The Shield Security – Smart Bot Blocking & Intrusion Prevention Security plugin for WordPress is vulnerable to Local File Inclusion in all versions up to, and including, 18.5.9 via the render_action_t

critical Affects wp-simple-firewall (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

The Shield Security – Smart Bot Blocking & Intrusion Prevention Security plugin for WordPress is vulnerable to Local File Inclusion in all versions up to, and including, 18.5.9 via the render_action_t

Package
wp-simple-firewall (WordPress plugin) WordPress
Affected versions
<18.5.10
Fixed in
18.5.10
Severity
critical  CVSS 9.8
Exploitation
not on CISA KEV · EPSS 57% (99.1th percentile)
Published
2024-02-05
Source
nvd

References

CWE-22CWE-98
NVD recordwp-simple-firewall (WordPress plugin) advisories

Am I affected?

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# then
phpwarden wordpress /var/www/html

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