CVE-2026-100386 Details
Description
The Ultra Addons for Contact Form 7 plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 3.5.54 via the uacf7_wpcf7_mail_components function. This makes it possible for unauthenticated attackers to read the contents of arbitrary files on the server, which can contain sensitive information. Exploitation requires the PDF Generator addon to be active and an administrator-configured PDF body template to be enabled for the targeted contact form.
A directory traversal vulnerability has been identified in the Ultra Addons for Contact Form 7 plugin for WordPress, affecting all versions through 3.5.54. The issue arises in the uacf7_wpcf7_mail_components function, where unauthenticated attackers can exploit the vulnerability to read arbitrary files on the server, potentially accessing sensitive information. Exploitation requires the PDF Generator addon to be active and an administrator-configured PDF body template to be enabled for the targeted contact form.
Users are advised to update the Ultra Addons for Contact Form 7 plugin to version 3.5.55 or a newer patched version.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Nov 10, 2026CISA-ADP
Assessed Nov 10, 2026References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-22 | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Ultra Addons | <= 3.5.54 (semver) |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Nov 10, 2026 | CVE Modified | CISA-ADP |
| Nov 10, 2026 | New CVE Received | [email protected] |
Volerion