CVE-2023-0993

MEDIUM

Shield Security < 17.0.17 - Authenticated Missing Authorization via theme-plugin-file AJAX Action

Title source: llm

Description

The Shield Security plugin for WordPress is vulnerable to Missing Authorization on the 'theme-plugin-file' AJAX action in versions up to, and including, 17.0.17. This allows authenticated attackers to add arbitrary audit log entries indicating that a theme or plugin has been edited, and is also a vector for Cross-Site Scripting via CVE-2023-0992.

References (4)

Core 4

Core References

Patch

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=

Product

https://wordpress.org/plugins/wp-simple-firewall/

Third Party Advisory

https://www.wordfence.com/threat-intel/vulnerabilities/id/674461ad-9b61-48c4-af2a-5dfcaeb38215?source=cve

https://www.wordfence.com/blog/2023/04/multiple-vulnerabilities-patched-in-shield-security/

Scores

CVSS v3 4.3

EPSS 0.0055

EPSS Percentile 42.0%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-862

Status published

Products (2)

getshieldsecurity/shield_security < 17.0.17

paultgoodchild/Shield: Blocks Bots, Protects Users, and Prevents Security Breaches < 17.0.18

Published Jun 09, 2023

Tracked Since Feb 18, 2026