CVE-2026-11875— WP Support Plus Responsive Ticket System <= 9.1.2 - Unauthenticated Support Ticket Access via Session Cookie Forgery
Possible ATT&CK Techniques 1AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| 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: NVD (National Vulnerability Database)
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: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
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
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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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 vendor: Unknown
- CVE-2026-12275
Tutor LMS < 3.9.13 - Subscriber+ Unauthorized Course Enrollm - CVE-2026-12397
WP Job Portal < 2.5.5 - Subscriber+ Employer Email Disclosur - CVE-2026-12582
Library Management System < 3.5.8 - Unauthenticated SQL Inje - CVE-2026-12396
WP Job Portal < 2.5.5 - Subscriber+ Arbitrary Job Approval, - CVE-2026-11964
User Registration & Membership < 5.2.2 - Unauthenticated Pay
V. Comments for CVE-2026-11875
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