Privilege Escalation in Simple User Capabilities Plugin for WordPress
CVE-2025-12158

9.8CRITICAL

Key Information:

Vendor

WordPress
Status
Simple User Capabilities
Vendor
CVE Published:
4 November 2025

What is CVE-2025-12158?

The Simple User Capabilities plugin for WordPress is susceptible to a critical flaw allowing unauthenticated attackers to escalate user privileges. This vulnerability arises from a missing capability check in the suc_submit_capabilities() function, impacting all versions up to and including 1.0. Consequently, attackers can elevate the roles of any user account to that of an administrator, potentially leading to unauthorized access and control over the affected site.

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Deploy the Patch

Affected Version(s)

Simple User Capabilities * <= 1.0

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.svn.wordpress.org/simple-user-capabilitie...
https://wordpress.org/plugins/simple-user-capabilities/

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

D01EXPLOIT OFFICIAL
JSON
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