CVE-2026-5505 — Cross-Site Scripting (XSS)
CVE-2026-5505 — The WP-Clippy plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's `clippy` shortcode in all versions up to, and including, 1.0.0. This is due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for
What This Means For You
- If your environment is affected by CWE-79, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-5505 updates and patches.
Related ATT&CK Techniques
🛡️ Detection Rules
3 rules · 6 SIEM formats3 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.
WordPress WP-Clippy Stored XSS via clippy shortcode — CVE-2026-5505
title: WordPress WP-Clippy Stored XSS via clippy shortcode — CVE-2026-5505
id: scw-2026-05-05-ai-1
status: experimental
level: medium
description: |
Detects attempts to inject script tags into the WP-Clippy plugin's clippy shortcode, indicative of a Stored Cross-Site Scripting (XSS) attack (CVE-2026-5505). This rule targets the specific plugin and shortcode, looking for common XSS payloads within the URI query parameters.
author: SCW Feed Engine (AI-generated)
date: 2026-05-05
references:
- https://shimiscyberworld.com/posts/nvd-CVE-2026-5505/
tags:
- attack.initial_access
- attack.t1190
logsource:
category: webserver
detection:
selection:
cs-uri|contains:
- '/wp-content/plugins/wp-clippy/'
cs-uri-query|contains:
- 'clippy'
cs-uri-query|contains:
- '<script>'
condition: selection
falsepositives:
- Legitimate administrative activity
Source: Shimi's Cyber World · License & reuse
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-5505 | vulnerability | CVE-2026-5505 |
| CWE-79 | weakness | CWE-79 |
Written by SCW Vulnerability Desk
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | May 05, 2026 at 06:16 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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