CVE-2021-4252

LOW

WP-Ban < 2021-11-24 - Cross-Site Scripting via HTTP_USER_AGENT in ban-options.php

Title source: llm
STIX 2.1

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.

References (3)

Core 3

Scores

CVSS v3 3.5
EPSS 0.0046
EPSS Percentile 36.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-707
Status published
Products (1)
wp-ban_project/wp-ban < 2021-11-24
Published Dec 18, 2022
Tracked Since Feb 18, 2026