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CVE-2026-13598— RestrictMate < 1.3.0 - Unauthenticated Privilege Escalation to Administrator

Quick assessment

Affected
Unknown RestrictMate
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.

在1.3.0版本之前的 RestrictMate WordPress 插件中，未对用户在注册过程中提供的角色进行限制，这使得未经身份验证的攻击者可以创建新的管理员账户并获取已登录的管理员会话，从而导致整个网站被完全接管。

AI Predicted 9.8 Difficulty: Easy EPSS 0.19% · P8

Possible ATT&CK Techniques 1 AI

T1136 · Create Account

Affected Version Matrix 1

VendorProduct Version RangeStatus
Unknown RestrictMate < 1.3.0 affected
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I. Basic Information for CVE-2026-13598

Vulnerability Information
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Vulnerability Title
RestrictMate < 1.3.0 - Unauthenticated Privilege Escalation to Administrator
Source: CVE Program / CVE List V5
Vulnerability Description
The RestrictMate WordPress plugin before 1.3.0 does not restrict the user role supplied during account registration, allowing unauthenticated attackers to create a new administrator account and gain a logged-in administrator session, leading to full site takeover.
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

Affected Products

Vendor Product Affected Versions CPE Subscribe
Unknown RestrictMate 0 ~ 1.3.0 -

II. Public POCs for CVE-2026-13598

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III. Intelligence Information for CVE-2026-13598

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Vendor Advisories for CVE-2026-13598 (1)

Same Patch Batch · Unknown · 2026-08-23 · 5 CVEs total

CVE-2026-77115 Brave Popup Builder < 0.8.6 - Unauthenticated Reflected XSS via UTM Parameters
CVE-2026-77116 Brave Popup Builder < 0.8.6 - Subscriber+ Unpublished Popup Disclosure via Preview
CVE-2026-77003 Content Mask 1.8.0 - 1.8.5.4 - Contributor Publish Capability Bypass via create_new_conten
CVE-2026-14853 WooCommerce Bookings < 3.9.0 - Subscriber+ Draft Bookable Product Creation via Missing Aut

IV. Related Vulnerabilities

Same vendor: Unknown

V. Comments for CVE-2026-13598

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