PT-2025-26159 · WordPress · Ultimate Addons For Contact Form 7

Ryan Kozak · Published 2025-06-18 · Updated 2025-07-09 · CVE-2025-6220

Positive Technologies (AI Summary)

CVSS v3.1

7.2

High

Base vector

AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Ultra Addons for Contact Form 7 plugin for WordPress versions up to, and including, 3.5.12

Description The issue is related to arbitrary file uploads due to missing file type validation in the save options function. This allows authenticated attackers with Administrator-level access and above to upload arbitrary files on the affected site's server, potentially making remote code execution possible.

Recommendations For Ultra Addons for Contact Form 7 plugin for WordPress versions up to, and including, 3.5.12: Update to a version higher than 3.5.12 to resolve the issue. As a temporary workaround, consider restricting access to the save options function to minimize the risk of exploitation.

Exploit

Fix

RCE

Unrestricted File Upload

Weakness Enumeration

CWE-434

Related Identifiers

CVE-2025-6220

Affected Products

Ultimate Addons For Contact Form 7

References · 12

• 🔥 https://github.com/d0n601/CVE-2025-6220 · Exploit
• 🔥 https://ryankozak.com/posts/cve-2025-6220 · Exploit
• https://osv.dev/vulnerability/CVE-2025-6220 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-6220 · Security Note
• https://plugins.trac.wordpress.org/changeset/3288584 · Patch
• https://plugins.trac.wordpress.org/browser/ultimate-addons-for-contact-form-7/trunk/admin/tf-options/classes/UACF7_Settings.php#L894-920 · Note
• https://wordfence.com/threat-intel/vulnerabilities/id/697f3432-63b7-42d6-b188-812165cd2020?source=cve · Note
• https://t.me/cvetracker/26505 · Telegram Post
• https://t.me/cvenotify/128242 · Telegram Post
• https://twitter.com/cracbot/status/1937103402426888514 · Twitter Post
• https://t.me/latest_high_impact_cve/2705 · Telegram Post
• https://twitter.com/CVEnew/status/1935350973830152389 · Twitter Post