How to fix CVE-2025-12157?

Within 30 days: Identify affected systems running all and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Is PHP affected by CVE-2025-12157?

Organizations using all should be aware of moderate risk from CVE-2025-12157, a missing authorization vulnerability rated CVSS 5.3. Attackers could gain access beyond their authorized level. Organizations should apply vendor updates when available and monitor for exploitation.

CVE-2025-12157

MEDIUM

2025-11-04 [email protected]

WordPress Authentication Bypass PHP

5.3

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:20 vuln.today

CVE Published

Nov 04, 2025 - 05:16 nvd

MEDIUM 5.3

DescriptionNVD

The Simple User Capabilities plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'wp_ajax_nopriv_reset_capability' AJAX endpoint in all versions up to, and including, 1.0. This makes it possible for unauthenticated attackers to reset any user's capabilities.

AnalysisAI

The Simple User Capabilities plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'wp_ajax_nopriv_reset_capability' AJAX endpoint in all. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Missing Authorization (CWE-862), which allows attackers to access resources or perform actions without proper authorization checks. The Simple User Capabilities plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'wp_ajax_nopriv_reset_capability' AJAX endpoint in all versions up to, and including, 1.0. This makes it possible for unauthenticated attackers to reset any user's capabilities.

Affected ProductsAI

See vendor advisory for affected versions.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement role-based access control, validate authorization on every request server-side, apply principle of least privilege.

CVE-2025-12157 vulnerability details – vuln.today

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CVE-2025-12157

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

AnalysisAI

Technical ContextAI

Affected ProductsAI

RemediationAI

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External POC / Exploit Code