CVE-2021-24926: Domain Check < 1.0.17 - Reflected Cross-Site Scripting

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 12.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-02-01 · updated 2026-06-17
Weakness: CWE-79

Description

The Domain Check WordPress plugin before 1.0.17 does not sanitise and escape the domain parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting issue

Affected products

Domaincheckplugin Domain Check: before 1.0.17 — fixed in 1.0.17

How to fix

Upgrade to a fixed version: Domaincheckplugin Domain Check 1.0.17. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/8cc7cbbd-f74f-4f30-9483-573641fea733
https://wpscan.com/vulnerability/8cc7cbbd-f74f-4f30-9483-573641fea733

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