CVE-2026-39518— WordPress EventPrime plugin <= 4.3.0.0 - Insecure Direct Object References (IDOR) vulnerability
Possible ATT&CK Techniques 1AI
T1059 · Command and Scripting InterpreterAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| EventPrime | EventPrime | n/a≤ 4.3.0.0 | affected |
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I. Basic Information for CVE-2026-39518
Vulnerability Information
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Vulnerability Title
WordPress EventPrime plugin <= 4.3.0.0 - Insecure Direct Object References (IDOR) vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Subscriber Insecure Direct Object References (IDOR) in EventPrime <= 4.3.0.0 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5
Vulnerability Title
EventPrime 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
EventPrime EventPrime是EventPrime的插件程序。 EventPrime 4.3.0.0及之前版本存在授权问题漏洞，该漏洞源于不安全的直接对象引用，可能导致攻击者访问未授权的数据。
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 |
|---|---|---|---|---|
| EventPrime | EventPrime | n/a ~ 4.3.0.0 | - |
II. Public POCs for CVE-2026-39518
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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Vendor Advisories for CVE-2026-39518 (1)
Same Patch Batch · EventPrime · 2026-06-15 · 3 CVEs total
| CVE-2026-42687 | 8.1 HIGH | WordPress EventPrime plugin <= 4.3.2.1 - PHP Object Injection vulnerability |
| CVE-2026-42686 | 7.1 HIGH | WordPress EventPrime plugin <= 4.3.2.1 - Cross Site Scripting (XSS) vulnerability |
IV. Related Vulnerabilities
Same product: EventPrime
- CVE-2026-56053
WordPress EventPrime plugin <= 4.3.4.1 - PHP Object Injectio - CVE-2026-42687
WordPress EventPrime plugin <= 4.3.2.1 - PHP Object Injectio - CVE-2026-42686
WordPress EventPrime plugin <= 4.3.2.1 - Cross Site Scriptin - CVE-2026-42669
WordPress EventPrime plugin <= 4.3.2.0 - Broken Access Contr - CVE-2026-24378
WordPress EventPrime plugin <= 4.2.8.0 - PHP Object Injectio
Same vendor: EventPrime
- CVE-2026-56053
WordPress EventPrime plugin <= 4.3.4.1 - PHP Object Injectio - CVE-2026-42686
WordPress EventPrime plugin <= 4.3.2.1 - Cross Site Scriptin - CVE-2026-42687
WordPress EventPrime plugin <= 4.3.2.1 - PHP Object Injectio - CVE-2026-42669
WordPress EventPrime plugin <= 4.3.2.0 - Broken Access Contr - CVE-2023-45637
WordPress EventPrime Plugin <= 3.1.5 is vulnerable to Cross
Same weakness: CWE-639
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Forminator Forms <= 1.55.0.2 - Insecure Direct Object Refere
V. Comments for CVE-2026-39518
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