XSS in Nitinmaurya WordPress Visitors

CVE-2022-4541

The WordPress Visitors plugin for WordPress is vulnerable to Stored Cross-Site Scripting via a spoofed HTTP Header value in versions up to, and including, 1.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses the nm_vistior page.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.004 (35.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/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-2022-4541?
CVE-2022-4541 is a high-severity vulnerability in Nitinmaurya WordPress Visitors, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2024-09-26.
How severe is CVE-2022-4541?
High severity. CVSS v3 base score is 7.2 out of 10.
Is CVE-2022-4541 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.