Stored Cross-Site Scripting Vulnerability in Shield Security Plugin for WordPress
CVE-2023-0992

6.1MEDIUM

Key Information:

Vendor

Wordpress
Status
Shield Security – Smart Bot Blocking & Intrusion Prevention
Vendor
CVE Published:
9 June 2023

What is CVE-2023-0992?

The Shield Security plugin for WordPress contains a vulnerability that allows unauthenticated attackers to exploit stored Cross-Site Scripting (XSS) by manipulating the 'User-Agent' header. This flaw can result in arbitrary scripts being injected into web pages, posing a significant risk, as these scripts may execute when users access the affected pages. The vulnerability affects all versions of the plugin up to and including 17.0.17, emphasizing the importance of updating to a secure version to mitigate potential threats.

Affected Version(s)

Shield Security – Smart Bot Blocking & Intrusion Prevention * < 17.0.18

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://wordpress.org/plugins/wp-simple-firewall/#developers
https://plugins.trac.wordpress.org/changeset?sfp_email=&s...

EPSS Score

34% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Ramuel Gall
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CVE-2023-0992 : Stored Cross-Site Scripting Vulnerability in Shield Security Plugin for WordPress