CVE-2025-12718

MEDIUM
2026-01-17 [email protected]
5.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
Low
Availability
None

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
CVE Published
Jan 17, 2026 - 03:16 nvd
MEDIUM 5.8

Tags

WordPress PHP

Description

The Quick Contact Form plugin for WordPress is vulnerable to Open Mail Relay in all versions up to, and including, 8.2.6. This is due to the 'qcf_validate_form' AJAX endpoint allowing a user controlled parameter to set the 'from' email address. This makes it possible for unauthenticated attackers to send emails to arbitrary recipients utilizing the server. The information is limited to the contact form submission details.

Analysis

Quick Contact Form (WordPress plugin) versions up to 8.2.6. is affected by improper input validation (CVSS 5.8).

Technical Context

This vulnerability (CWE-20: Improper Input Validation) affects Quick Contact Form (WordPress plugin). The Quick Contact Form plugin for WordPress is vulnerable to Open Mail Relay in all versions up to, and including, 8.2.6. This is due to the 'qcf_validate_form' AJAX endpoint allowing a user controlled parameter to set the 'from' email address. This makes it possible for unauthenticated attackers to send emails to arbitrary recipients utilizing the server. The information is limited to the contact form submission details.

Affected Products

Vendor: WordPress. Product: Quick Contact Form (WordPress plugin). Versions: up to 8.2.6..

Remediation

Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.

Priority Score

29
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +29
POC: 0

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CVE-2025-12718 vulnerability details – vuln.today
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