CVE-2024-44042

5.9 MEDIUM

📋 TL;DR

This stored XSS vulnerability in the WP Datepicker WordPress plugin allows attackers to inject malicious scripts into web pages. When users view pages containing the malicious datepicker, their browsers execute the attacker's code. All WordPress sites using WP Datepicker versions up to 2.1.1 are affected.

💻 Affected Systems

Products:
  • WP Datepicker WordPress Plugin
Versions: n/a through 2.1.1
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: All WordPress installations using vulnerable versions of WP Datepicker are affected regardless of configuration.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Attackers could steal administrator session cookies, take over WordPress sites, redirect users to malicious sites, or deploy malware to visitors' browsers.

🟠

Likely Case

Attackers inject malicious JavaScript to steal user session cookies, perform actions as authenticated users, or deface websites.

🟢

If Mitigated

With proper input validation and output encoding, malicious scripts would be neutralized before reaching users' browsers.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: LIKELY
Unauthenticated Exploit: ✅ No
Complexity: LOW

XSS vulnerabilities are commonly exploited, though specific exploit details for this CVE aren't publicly documented.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 2.1.2 or later

Vendor Advisory: https://patchstack.com/database/vulnerability/wp-datepicker/wordpress-wp-datepicker-plugin-2-1-1-cross-site-scripting-xss-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find WP Datepicker and click 'Update Now'. 4. Verify update to version 2.1.2 or later.

🔧 Temporary Workarounds

Disable WP Datepicker Plugin

all

Temporarily disable the vulnerable plugin until patched

wp plugin deactivate wp-datepicker

Implement WAF Rules

all

Add web application firewall rules to block XSS payloads targeting datepicker inputs

🧯 If You Can't Patch

  • Remove WP Datepicker plugin entirely from WordPress installation
  • Implement Content Security Policy (CSP) headers to restrict script execution

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin → Plugins → Installed Plugins for WP Datepicker version

Check Version:

wp plugin get wp-datepicker --field=version

Verify Fix Applied:

Verify WP Datepicker version is 2.1.2 or higher in WordPress plugins list

📡 Detection & Monitoring

Log Indicators:

  • Unusual POST requests to datepicker-related endpoints
  • Suspicious JavaScript in datepicker field submissions

Network Indicators:

  • Malicious script tags in HTTP requests to WordPress datepicker endpoints

SIEM Query:

source="wordpress" AND (uri_path="*datepicker*" OR user_agent="*wp-datepicker*") AND (http_method="POST" OR http_method="PUT")

🔗 References

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