XSS in Clogica Seo Redirection Plugin

CVE-2021-24327

The SEO Redirection Plugin – 301 Redirect Manager WordPress plugin before 6.4 did not sanitise the Redirect From and Redirect To fields when creating a new redirect in the dashboard, allowing high privilege users (even with the unfiltered_html disabled) to set XSS payloads

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (46.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-24327?
CVE-2021-24327 is a medium-severity vulnerability in Clogica Seo Redirection Plugin, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2021-05-17.
How severe is CVE-2021-24327?
Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2021-24327 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.