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CVE-2026-18501— UsersWP <= 1.2.69 - Authenticated (Subscriber+) Stored Cross-Site Scripting via Badge Widget Variable Substitution

Quick assessment

Affected
stiofansisland UsersWP – Front-end login form, User Registration, User Profile & Members Directory plugin for WP
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WordPress UsersWP是WordPress基金会开源的一款用户管理插件。 WordPress UsersWP 1.2.69及之前版本存在跨站脚本漏洞，该漏洞源于Badge Widget Variable Substitution（徽章部件变量替换）中输入清理和输出转义不足，可能导致经过身份验证的攻击者注入任意Web脚本。

CVSS 6.4 · Medium EPSS 0.26% · P16

Possible ATT&CK Techniques 1 AI

T1059.007 · JavaScript

Affected Version Matrix 1

VendorProduct Version RangeStatus
stiofansisland UsersWP – Front-end login form, User Registration, User Profile & Members Directory plugin for WP ≤ 1.2.69 affected
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I. Basic Information for CVE-2026-18501

Vulnerability Information
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Vulnerability Title
UsersWP <= 1.2.69 - Authenticated (Subscriber+) Stored Cross-Site Scripting via Badge Widget Variable Substitution
Source: CVE Program / CVE List V5
Vulnerability Description
The UsersWP – Front-end login form, User Registration, User Profile & Members Directory plugin for WP plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Badge Widget Variable Substitution in all versions up to, and including, 1.2.69 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress UsersWP 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress UsersWP是WordPress基金会开源的一款用户管理插件。 WordPress UsersWP 1.2.69及之前版本存在跨站脚本漏洞，该漏洞源于Badge Widget Variable Substitution（徽章部件变量替换）中输入清理和输出转义不足，可能导致经过身份验证的攻击者注入任意Web脚本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
stiofansisland UsersWP – Front-end login form, User Registration, User Profile & Members Directory plugin for WP 0 ~ 1.2.69 -

II. Public POCs for CVE-2026-18501

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III. Intelligence Information for CVE-2026-18501

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Patches & Fixes for CVE-2026-18501 (1)

Security Blog Posts for CVE-2026-18501 (1)

IV. Related Vulnerabilities

Same product: UsersWP – Front-end login form, User Registration, User Profile & Members Directory plugin for WP
Same vendor: stiofansisland
Same weakness: CWE-79

V. Comments for CVE-2026-18501

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