CVE-2026-25023 – This vulnerability in the ContestsWP contest-co... (How to Fix)

Q: What is the severity of CVE-2026-25023?

CVE-2026-25023 has a CVSS score of 5.3 (MEDIUM). This vulnerability in the ContestsWP contest-code-checker WordPress plugin exposes sensitive system information to unauthorized users. Attackers can retrieve embedded sensitive data from affected installations. All WordPress sites using vulnerable versions of this plugin are affected.

📋 TL;DR

This vulnerability in the ContestsWP contest-code-checker WordPress plugin exposes sensitive system information to unauthorized users. Attackers can retrieve embedded sensitive data from affected installations. All WordPress sites using vulnerable versions of this plugin are affected.

💻 Affected Systems

Products:

Run Contests, Raffles, and Giveaways with ContestsWP (contest-code-checker plugin)

Versions: n/a through <= 2.0.7

Operating Systems: All

Default Config Vulnerable: ⚠️ Yes

Notes: Affects WordPress installations with the vulnerable plugin enabled.

⚠️ Risk & Real-World Impact

🔴

Worst Case

Attackers gain access to sensitive system information, database credentials, or other embedded secrets, potentially leading to full site compromise.

🟠

Likely Case

Unauthorized users retrieve configuration details, API keys, or other sensitive data embedded in the plugin, enabling further attacks.

🟢

If Mitigated

Limited exposure of non-critical information with proper access controls and monitoring in place.

🌐 Internet-Facing: HIGH

🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No

Weaponized: UNKNOWN

Unauthenticated Exploit: ⚠️ Yes

Complexity: LOW

CWE-497 indicates exposure of sensitive information, typically requiring minimal technical skill to exploit.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: >2.0.7

Vendor Advisory: https://patchstack.com/database/Wordpress/Plugin/contest-code-checker/vulnerability/wordpress-run-contests-raffles-and-giveaways-with-contestswp-plugin-2-0-7-sensitive-data-exposure-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins. 3. Find 'Run Contests, Raffles, and Giveaways with ContestsWP'. 4. Update to latest version (>2.0.7). 5. Verify update completed successfully.

🔧 Temporary Workarounds

Disable Plugin

all

Temporarily disable the vulnerable plugin until patched.

wp plugin deactivate contest-code-checker

Restrict Access

all

Implement IP whitelisting or authentication requirements for plugin endpoints.

🧯 If You Can't Patch

Implement web application firewall (WAF) rules to block sensitive data exposure patterns.
Monitor logs for unusual access to plugin endpoints and investigate promptly.

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > 'Run Contests, Raffles, and Giveaways with ContestsWP' version. If version is 2.0.7 or lower, you are vulnerable.

Check Version:

wp plugin get contest-code-checker --field=version

Verify Fix Applied:

After updating, verify plugin version shows >2.0.7 in WordPress admin panel.

📡 Detection & Monitoring

Log Indicators:

Unusual requests to contest-code-checker plugin endpoints
Access patterns suggesting data scraping

Network Indicators:

HTTP requests to plugin-specific URLs returning sensitive data

SIEM Query:

source="web_logs" AND uri="*contest-code-checker*" AND (status=200 OR status=302) AND size>1000

📊 Metadata

CVE ID: CVE-2026-25023

CVSS v3 Score: 5.3 (MEDIUM)

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

CWE: CWE-497

Published: February 3, 2026

Last Updated: February 5, 2026

🤖 AI-assisted analysis, reviewed for accuracy

🔗 References

https://patchstack.com/database/Wordpress/Plugin/contest-code-checker/vulnerability/wordpress-run-contests-raffles-and-giveaways-with-contestswp-plugin-2-0-7-sensitive-data-exposure-vulnerability?_s_id=cve

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🔗 Related Vulnerabilities

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