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CVE-2026-39536— WordPress RSVP and Event Management plugin <= 2.7.16 - Sensitive Data Exposure vulnerability

Quick assessment

Affected
WP Chill RSVP and Event Management
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和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台具有在基于PHP和MySQL的服务器上架设个人博客网站的功能。WordPress plugin是一个应用插件。 WordPress plugin RSVP and Event Management 2.7.16及之前版本存在安全漏洞，该漏洞源于向未授权控制范围暴露敏感系统信息，可能导致检索嵌入式敏感数据。

CVSS 5.3 · Medium EPSS 0.33% · P24

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System

Affected Version Matrix 1

VendorProduct Version RangeStatus
WP Chill RSVP and Event Management ≤ 2.7.16 affected
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I. Basic Information for CVE-2026-39536

Vulnerability Information
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Vulnerability Title
WordPress RSVP and Event Management plugin <= 2.7.16 - Sensitive Data Exposure vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Exposure of Sensitive System Information to an Unauthorized Control Sphere vulnerability in WP Chill RSVP and Event Management rsvp allows Retrieve Embedded Sensitive Data.This issue affects RSVP and Event Management: from n/a through <= 2.7.16.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
将系统数据暴露到未授权控制的范围
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress plugin RSVP and Event Management 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台具有在基于PHP和MySQL的服务器上架设个人博客网站的功能。WordPress plugin是一个应用插件。 WordPress plugin RSVP and Event Management 2.7.16及之前版本存在安全漏洞，该漏洞源于向未授权控制范围暴露敏感系统信息，可能导致检索嵌入式敏感数据。
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
WP Chill RSVP and Event Management 0 ~ 2.7.16 -

II. Public POCs for CVE-2026-39536

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III. Intelligence Information for CVE-2026-39536

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Same Patch Batch · WP Chill · 2026-04-08 · 4 CVEs total

CVE-2026-39486 8.5 HIGH WordPress Download Monitor plugin <= 5.1.8 - SQL Injection vulnerability
CVE-2026-39561 5.3 MEDIUM WordPress Revive.so plugin <= 2.0.7 - Broken Access Control vulnerability
CVE-2026-39510 2.7 LOW WordPress Image Photo Gallery Final Tiles Grid plugin <= 3.6.11 - Insecure Direct Object R

IV. Related Vulnerabilities

Same product: RSVP and Event Management
Same vendor: WP Chill
Same weakness: CWE-497

V. Comments for CVE-2026-39536

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