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CVE-2026-109381— Event Booking Manager for WooCommerce <= 5.7.8 - Authenticated (Shop Manager+) Privilege Escalation to 'page' Parameter

Quick assessment

Affected
magepeopleteam Event Booking Manager for WooCommerce – Sell Tickets, Event Registration, RSVP & Event Calendar
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 的 Mage EventPress 插件在 5.7.8 及以下版本中存在权限提升漏洞。该漏洞源于 函数钩入 ，并在攻击者可控制的请求标记匹配时无条件授予 权限；尤其是当 以 或 开头时，系统并未验证该参数是否对应已注册的 EventPress 管理界面。因此，拥有“商店经理”及以上权限的已认证攻击者，只需在核心管理页面 URL（如 ）后附加 ，即可将自身权限提升至管理员。

CVSS 7.2 · High

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2026-109381

Vulnerability Information
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Vulnerability Title
Event Booking Manager for WooCommerce <= 5.7.8 - Authenticated (Shop Manager+) Privilege Escalation to 'page' Parameter
Source: CVE Program / CVE List V5
Vulnerability Description
The Mage Eventpress plugin for WordPress is vulnerable to privilege escalation in versions up to, and including, 5.7.8 This is due to the mep_grant_shop_manager_access() function hooking user_has_cap and unconditionally granting manage_options whenever an attacker-controllable request marker matches — most notably $_GET['page'] starting with 'mep_' or 'mpwem_', which is never validated against an actually registered EventPress screen. This makes it possible for authenticated attackers, with Shop Manager-level access and above, to elevate their privileges to Administrator by appending ?page=mep_x to core admin URLs (options-general.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
特权管理不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
magepeopleteam Event Booking Manager for WooCommerce – Sell Tickets, Event Registration, RSVP & Event Calendar 0 ~ 5.7.8 -

II. Public POCs for CVE-2026-109381

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III. Intelligence Information for CVE-2026-109381

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Other References for CVE-2026-109381 (6)

Same Patch Batch · magepeopleteam · 2026-10-28 · 3 CVEs total

CVE-2026-109590 6.4 MEDIUM Travelly <= 2.3.6 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'width',
CVE-2026-111213 4.3 MEDIUM Travelly <= 2.3.6 - Missing Authorization to Authenticated (Contributor+) Arbitrary Post D

IV. Related Vulnerabilities

Same product: Event Booking Manager for WooCommerce – Sell Tickets, Event Registration, RSVP & Event Calendar
Same vendor: magepeopleteam
Same weakness: CWE-269