vulntracker.iovulntracker.io
© 2026 vulntracker.io

CVE-2023-0993

Shield Security <= 17.0.17 - Missing Authorization

MEDIUM
4.3
CVSS Score
Published: June 9, 2023 at 05:33 AM UTC
Updated: June 17, 2026 at 05:26 AM UTC
2 products affected across 2 vendorsShield SecurityShield Security

Using Shield Security – Smart Bot Blocking & Intrusion Prevention by paultgoodchild?

Get instant alerts when new vulnerabilities affect Shield Security – Smart Bot Blocking & Intrusion Prevention - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Start FreeSign In
Severity
MEDIUM4.3
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Shield Security· Getshieldsecuritywordpress-plugin
95%
v ≤ 17.0.17
Shield Security· Paultgoodchildwordpress-plugin
60%
v < 17.0.18
Affected range stops below 17.0.18, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (4)

Patch
Source: [email protected]
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
Source: [email protected]
https://wordpress.org/plugins/wp-simple-firewall/
Third Party Advisory
Source: [email protected]
https://www.wordfence.com/threat-intel/vulnerabilities/id/674461ad-9b61-48c4-af2a-5dfcaeb38215?source=cve
Source: cverecord
https://www.wordfence.com/blog/2023/04/multiple-vulnerabilities-patched-in-shield-security/

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMWordfence
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-862

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create accountSign in
Free plan, no card