CVE-2025-15463 — Code Execution
CVE-2025-15463 — The The Advanced Custom Fields: Extended plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 0.9.2.3. This is due to the software allowing users to execute an action that does not properly validate a value before running do_short
What This Means For You
- If your environment is affected by CWE-94, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2025-15463 updates and patches.
Related ATT&CK Techniques
🛡️ Detection Rules
2 rules · 6 SIEM formats2 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.
CVE-2025-15463 - WordPress ACF Extended Arbitrary Shortcode Execution
title: CVE-2025-15463 - WordPress ACF Extended Arbitrary Shortcode Execution
id: scw-2026-05-12-ai-1
status: experimental
level: critical
description: |
Detects attempts to exploit CVE-2025-15463 by looking for the 'do_shortcode' function being called via the WordPress admin-ajax.php endpoint. This indicates an attempt to execute arbitrary shortcodes, a key indicator of this vulnerability.
author: SCW Feed Engine (AI-generated)
date: 2026-05-12
references:
- https://shimiscyberworld.com/posts/nvd-CVE-2025-15463/
tags:
- attack.initial_access
- attack.t1190
logsource:
category: webserver
detection:
selection:
cs-uri-query|contains:
- 'do_shortcode'
cs-uri|contains:
- '/wp-admin/admin-ajax.php'
condition: selection
falsepositives:
- Legitimate administrative activity
Source: Shimi's Cyber World · License & reuse
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2025-15463 | vulnerability | CVE-2025-15463 |
| CWE-94 | weakness | CWE-94 |
Written by SCW Vulnerability Desk
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | May 13, 2026 at 02:16 UTC |
This content was curated and summarized by Shimi's Cyber World for informational purposes. It is not copied or republished in full. All intellectual property rights remain with the original author and source.
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