CVE-2021-24324: 404 SEO Redirection <= 1.3 - CSRF to Stored Cross-Site Scripting (XSS)

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-05-17 · updated 2026-06-17
Weakness: CWE-352

Description

The 404 SEO Redirection WordPress plugin through 1.3 is lacking CSRF checks in all its settings, allowing attackers to make a logged in user change the plugin's settings. Due to the lack of sanitisation and escaping in some fields, it could also lead to Stored Cross-Site Scripting issues

Affected products

All 404 Redirect to Homepage: through 1.3

References

https://wpscan.com/vulnerability/63a24890-3735-4016-b4b7-4b070a842664
https://wpscan.com/vulnerability/63a24890-3735-4016-b4b7-4b070a842664

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