CVE-2025-69001

5.3 MEDIUM

📋 TL;DR

This CVE describes a code injection vulnerability in the FluentForm WordPress plugin that allows attackers to execute arbitrary shortcodes. Attackers can inject malicious code through form submissions, potentially leading to unauthorized actions. All WordPress sites using vulnerable versions of FluentForm are affected.

💻 Affected Systems

Products:
  • FluentForm WordPress Plugin
Versions: All versions up to and including 6.1.11
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Requires FluentForm plugin to be installed and active on WordPress site.

⚠️ Manual Verification Required

This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.

Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).

🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.

Recommended Actions:
  1. Review the CVE details at NVD
  2. Check vendor security advisories for your specific version
  3. Test if the vulnerability is exploitable in your environment
  4. Consider updating to the latest version as a precaution

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete site takeover through privilege escalation, data theft, or malware installation via arbitrary code execution.

🟠

Likely Case

Unauthorized content modification, data exfiltration, or limited administrative actions through shortcode execution.

🟢

If Mitigated

Limited impact with proper input validation and output encoding, potentially only minor content manipulation.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Exploitation requires form submission capability but no authentication. Public proof-of-concept available.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 6.1.12 or later

Vendor Advisory: https://patchstack.com/database/Wordpress/Plugin/fluentform/vulnerability/wordpress-fluentform-plugin-6-1-11-arbitrary-shortcode-execution-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find FluentForm and click 'Update Now'. 4. Verify version is 6.1.12 or higher.

🔧 Temporary Workarounds

Disable FluentForm Plugin

all

Temporarily disable the vulnerable plugin until patched

wp plugin deactivate fluentform

Restrict Form Access

all

Limit form submissions to authenticated users only

🧯 If You Can't Patch

  • Implement WAF rules to block suspicious form submissions containing shortcode patterns
  • Monitor logs for unusual form submission patterns and implement rate limiting

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > FluentForm version. If version is 6.1.11 or lower, you are vulnerable.

Check Version:

wp plugin get fluentform --field=version

Verify Fix Applied:

Verify FluentForm version is 6.1.12 or higher in WordPress admin panel.

📡 Detection & Monitoring

Log Indicators:

  • Unusual form submissions with shortcode patterns
  • Multiple failed form submissions from single IP
  • POST requests to FluentForm endpoints with suspicious parameters

Network Indicators:

  • Unusual traffic to /wp-admin/admin-ajax.php with fluentform parameters
  • POST requests containing [shortcode] patterns

SIEM Query:

source="wordpress.log" AND ("fluentform" AND ("[shortcode]" OR "exec" OR "eval"))

🔗 References

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