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CVE-2023-0992

70
FAUCET Score

CVE-2023-0992 is a stored Cross-Site Scripting (XSS) vulnerability affecting the Shield Security plugin for WordPress, versions up to and including 17.0.17. Unauthenticated attackers can inject malicious web scripts into pages by manipulating the 'User-Agent' header. This medium-severity vulnerability (CVSS 6.1) has a low attack complexity and can lead to limited impact on confidentiality and integrity when a user accesses an affected page. While the FAUCET Risk Score is high at 91/100, there is currently no evidence of active exploitation, public exploit code, or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 17.0.17CPE matchmatch criteria
cpe:2.3:a:getshieldsecurity:shield_security:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

7.2HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
93.05%
Probability of exploitation in next 30 days
EPSS Percentile
99.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.9305 is in the 100th percentile among its peer group of 26,208 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

plugins.trac.wordpress.org / changeset
Patch
wordpress.org / plugins/wp-simple-firewall
Product
wordfence.com / blog/2023/04/multiple-vulnerabilities-patched-in-shield-security
wordfence.com / threat-intel/vulnerabilities/id/162dff28-94ea-4a47-a6cb-a13317cf1a04
Third Party Advisory