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CVE-2024-0509

20
FAUCET Score

CVE-2024-0509 is a Reflected Cross-Site Scripting (XSS) vulnerability affecting all versions up to and including 1.0.3 of the WP 404 Auto Redirect to Similar Post plugin for WordPress. This vulnerability, rated Medium with a CVSS score of 6.1, allows unauthenticated attackers to inject arbitrary web scripts through the 'request' parameter due to insufficient input sanitization and output escaping. Successful exploitation requires user interaction, such as clicking a malicious link, and could lead to information disclosure or unauthorized actions. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.0.3CPE matchmatch criteria
cpe:2.3:a:hwk:wp_404_auto_redirect_to_similar_post:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

6.1MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.23%
Probability of exploitation in next 30 days
EPSS Percentile
65.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0123 is in the 78th percentile among its peer group of 26,219 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/3031134/wp-404-auto-redirect-to-similar-post/trunk/includes/ajax.php
Patch
wordfence.com / threat-intel/vulnerabilities/id/6eef5549-3f89-4d6f-8c4e-6e4ee6082042
Third Party Advisory