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CVE-2026-11875— WP Support Plus Responsive Ticket System <= 9.1.2 - Unauthenticated Support Ticket Access via Session Cookie Forgery

Quick assessment

Affected
Unknown WP Support Plus Responsive Ticket System
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 WP Support Plus Responsive Ticket System是WordPress基金会的一款适用于 WordPress 的一体化前端文章提交、用户注册、个人资料构建器、会员和用户目录插件。 WordPress WP Support Plus Responsive Ticket System 9.1.2及之前版本存在授权问题漏洞，该漏洞源于未对访客会话cookie进行签名或验证，导致未经身份验证的攻击者可以伪造cookie并冒充任意票据所有者读取、回复和关闭支持票据。

AI Predicted 8.1 Difficulty: Easy EPSS 0.32% · P23

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Unknown WP Support Plus Responsive Ticket System ≤ 9.1.2 affected
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I. Basic Information for CVE-2026-11875

Vulnerability Information
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Vulnerability Title
WP Support Plus Responsive Ticket System <= 9.1.2 - Unauthenticated Support Ticket Access via Session Cookie Forgery
Source: CVE Program / CVE List V5
Vulnerability Description
The WP Support Plus Responsive Ticket System WordPress plugin through 9.1.2 does not sign or verify its guest-session cookie, allowing unauthenticated attackers to forge it and impersonate any ticket owner (identified by email address) to read, reply to, and close that person's support tickets.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress WP Support Plus Responsive Ticket System 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress WP Support Plus Responsive Ticket System是WordPress基金会的一款适用于 WordPress 的一体化前端文章提交、用户注册、个人资料构建器、会员和用户目录插件。 WordPress WP Support Plus Responsive Ticket System 9.1.2及之前版本存在授权问题漏洞，该漏洞源于未对访客会话cookie进行签名或验证，导致未经身份验证的攻击者可以伪造cookie并冒充任意票据所有者读取、回复和关闭支持票据。
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
Unknown WP Support Plus Responsive Ticket System 0 ~ 9.1.2 -

II. Public POCs for CVE-2026-11875

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III. Intelligence Information for CVE-2026-11875

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Vendor Advisories for CVE-2026-11875 (1)

Same Patch Batch · Unknown · 2026-07-09 · 6 CVEs total

CVE-2026-12516 Fediverse Embeds < 1.5.8 - Unauthenticated SSRF via Media Proxy
CVE-2026-12517 Fediverse Embeds < 1.5.8 - Unauthenticated SSRF via Site Info Endpoint
CVE-2026-12270 Everest Forms < 3.5.0 - Unauthenticated Missing Authorization via Site Assistant REST Endp
CVE-2026-11571 Everest Forms < 3.5.0 - Unauthenticated Sensitive Information Exposure via Residual CSV Ar
CVE-2026-11869 WP DSGVO Tools (GDPR) < 3.1.40 - Unauthenticated Sensitive Information Disclosure via Subj

IV. Related Vulnerabilities

Same product: WP Support Plus Responsive Ticket System
Same vendor: Unknown

V. Comments for CVE-2026-11875

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