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CVE-2021-39320

Description

The underConstruction plugin <= 1.18 for WordPress echoes out the raw value of $GLOBALS['PHP_SELF'] in the ucOptions.php file. On certain configurations including Apache+modPHP, this makes it possible to use it to perform a reflected Cross-Site Scripting attack by injecting malicious code in the request path.

Wordfence
Severity: MEDIUM
CVE ID: CVE-2021-39320
CVSS Score: 6.1
CVSS Metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Refrence: NVD MITRE

Proof Of Concept

Nuclei Templates for CVE-2021-39320

Refrence: Project Discovery GitHub

Description
Proof Of Concept