CVE-2021-38336: Edit Comments XT <= 1.0 Reflected Cross-Site Scripting

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-09-10 · updated 2026-06-17
Weakness: CWE-79

Description

The Edit Comments XT WordPress plugin is vulnerable to Reflected Cross-Site Scripting due to a reflected $_SERVER["PHP_SELF"] value in the ~/edit-comments-xt.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.0.

Affected products

Edit Comments XT: through 1.0

References

https://plugins.trac.wordpress.org/browser/edit-comments-xt/tags/1.0/edit-comments-xt.php#L249
https://www.wordfence.com/vulnerability-advisories/#CVE-2021-38336
https://plugins.trac.wordpress.org/browser/edit-comments-xt/tags/1.0/edit-comments-xt.php#L249
https://www.wordfence.com/vulnerability-advisories/#CVE-2021-38336

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