CVE-2026-57394— WordPress Newsletters plugin <= 4.14 - Cross Site Scripting (XSS) vulnerability
Possible ATT&CK Techniques 1AI
T1189 · Drive-by CompromiseAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Tribulant Software | Newsletters | ≤ 4.14 | affected |
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I. Basic Information for CVE-2026-57394
Vulnerability Information
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Vulnerability Title
WordPress Newsletters plugin <= 4.14 - Cross Site Scripting (XSS) vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Tribulant Software Newsletters newsletters-lite allows Reflected XSS.This issue affects Newsletters: from n/a through <= 4.14.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
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 Newsletters 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress Newsletters是WordPress基金会的一款由 Tribulant Software 开发的 WordPress 邮件订阅与新闻通讯插件，提供邮件列表管理、模板构建、订阅表单、邮件追踪、自动回复等全功能，支持免费版和付费专业版。 WordPress Newsletters 4.14及之前版本存在跨站脚本漏洞，该漏洞源于Web页面生成时输入中和不当，可能导致反射型跨站脚本攻击。
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 |
|---|---|---|---|---|
| Tribulant Software | Newsletters | 0 ~ 4.14 | - |
II. Public POCs for CVE-2026-57394
| # | POC Description | Source Link | Shenlong Link |
|---|
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News Coverage for CVE-2026-57394 (1)
IV. Related Vulnerabilities
Same product: Newsletters
- CVE-2026-12939
Newsletters <= 4.15 - Authenticated (Contributor+) Stored Cr - CVE-2026-12938
Newsletters <= 4.15 - Authenticated (Contributor+) Stored Cr - CVE-2026-12583
Newsletters < 4.15 - Unauthenticated PHP Object Injection vi - CVE-2026-57645
WordPress Newsletters plugin <= 4.13 - Broken Access Control - CVE-2026-54840
WordPress Newsletters plugin <= 4.13 - Broken Access Control
Same vendor: Tribulant Software
- CVE-2026-57645
WordPress Newsletters plugin <= 4.13 - Broken Access Control - CVE-2026-54840
WordPress Newsletters plugin <= 4.13 - Broken Access Control - CVE-2025-67911
WordPress Newsletters plugin <= 4.11 - PHP Object Injection - CVE-2025-69020
WordPress Newsletters plugin <= 4.12 - Cross Site Scripting - CVE-2025-54034
WordPress Newsletters plugin <= 4.10 - Local File Inclusion
Same weakness: CWE-79
- CVE-2026-68583
luci-app-adblock-fast before 1.2.4-4 Stored XSS via file_url - CVE-2026-12231
Exclusive Addons for Elementor <= 2.7.9.8 - Authenticated (C - CVE-2026-67328
@better-auth/sso before 1.6.21 Account Takeover via SSO - CVE-2026-67333
better-auth before 1.6.13 Stored XSS via javascript redirect - CVE-2025-71404
better-auth before 1.1.16 Reflected XSS via error parameter
V. Comments for CVE-2026-57394
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