Vulnerability · Published Jun 9, 2023 · Assigned by Wordfence
CVE-2023-0992Shield Security <= 17.0.17 - Unauthenticated Stored Cross-Site Scripting
High 7.2
In plain English
A high-severity cross-site scripting in Shield: Blocks Bots, Protects Users, and Prevents Security Breaches from paultgoodchild. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 93.0% (higher than 99.8% of all known vulnerabilities).
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| paultgoodchild | Shield: Blocks Bots, Protects Users, and Prevents Security Breaches | 0 – before 17.0.18 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/162dff28-94ea-4a47-a6cb-a13317cf1a04?source=cve
- https://wordpress.org/plugins/wp-simple-firewall/#developers
- 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://www.wordfence.com/blog/2023/04/multiple-vulnerabilities-patched-in-shield-security/