CVE-2022-4545: Sitemap < 4.4 - Contributor+ Stored XSS

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-01-23 · updated 2026-06-17

Description

The Sitemap WordPress plugin before 4.4 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins.

Affected products

Sitemap by click5: before 4.4 — fixed in 4.4

How to fix

Upgrade to a fixed version: Sitemap by click5 4.4. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/19f482cb-fcfd-43e6-9a04-143e06351a70
https://wpscan.com/vulnerability/19f482cb-fcfd-43e6-9a04-143e06351a70

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