Low severity3.5NVD Advisory· Published Dec 18, 2022· Updated Jun 17, 2026
CVE-2021-4252
CVE-2021-4252
Description
A vulnerability, which was classified as problematic, has been found in WP-Ban. This issue affects the function toggle_checkbox of the file ban-options.php. The manipulation of the argument $_SERVER["HTTP_USER_AGENT"] leads to cross site scripting. The attack may be initiated remotely. The name of the patch is 13e0b1e922f3aaa3f8fcb1dd6d50200dd693fd76. It is recommended to apply a patch to fix this issue. The identifier VDB-216209 was assigned to this vulnerability.
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Affected products
3- unspecified/WP-Banv5Range: n/a
Patches
Vulnerability mechanics
References
3- github.com/lesterchan/wp-ban/commit/13e0b1e922f3aaa3f8fcb1dd6d50200dd693fd76nvdPatchThird Party Advisory
- github.com/lesterchan/wp-ban/pull/11nvdPatchThird Party Advisory
- vuldb.comnvdThird Party Advisory
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