CVE-2021-4252

MediumCVSS 6.1/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 6.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-707

Affected software

Vendor	Product	Versions
unspecified	WP-Ban	n/a

References

https://github.com/lesterchan/wp-ban/commit/13e0b1e922f3aaa3f8fcb1dd6d50200dd693fd76Patch, Third Party Advisory
https://github.com/lesterchan/wp-ban/pull/11Patch, Third Party Advisory
https://vuldb.com/?id.216209Third Party Advisory
https://github.com/lesterchan/wp-ban/commit/13e0b1e922f3aaa3f8fcb1dd6d50200dd693fd76Patch, Third Party Advisory
https://github.com/lesterchan/wp-ban/pull/11Patch, Third Party Advisory
https://vuldb.com/?id.216209Third Party Advisory

Timeline

Published: Dec 18, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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