What is the CVSS score of CVE-2026-40764?

CVE-2026-40764 has a CVSS 3.1 base score of 8.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N. EPSS exploitation probability: 0.0%.

Contact Form By Wpforms CVE-2026-40764

EUVD-2026-22903 HIGH

Cross-Site Request Forgery (CSRF) (CWE-352)

2026-04-15 Patchstack

WordPress CSRF Contact Form By Wpforms Wordpress Plugin Syed Balkhi

8.1

CVSS 3.1 · Vendor: Patchstack

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Vulnerability Assessment

Weakness

CWE

CWE-352

OWASP Top 10:2025

A01:2025 - Broken Access Control

ASVS 5.0

V3 - Web Frontend Security Anti-CSRF tokens, SameSite cookies

MITRE ATT&CK

1 technique across 1 tactic: Initial Access

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).

No patch listed yet 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Jul 26, 2026

Cross-site request forgery in WPForms Lite up to version 1.10.0.2 allows unauthenticated attackers to perform unauthorized actions by tricking an authenticated administrator into clicking a malicious link, resulting in high confidentiality and integrity impact. No active exploitation or public proof-of-concept is currently known, and EPSS indicates very low exploitation probability (0.01%).

Affected VersionsENISA

Contact Form by WPForms 0 ≤1.10.0.2

Affected Packages

euvd contact_form_by_wpforms no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (Patchstack) PRIMARY 8.1 HIGH

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

Primary rating from Vendor (Patchstack) · only source for this CVE.

CVSS VectorVendor: Patchstack

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Lifecycle Timeline

CVSS changed

Apr 15, 2026 - 16:22 NVD

8.1 (HIGH)

CVE Published

Apr 15, 2026 - 10:21 nvd

HIGH 8.1

DescriptionCVE.org

Cross-Site Request Forgery (CSRF) vulnerability in Syed Balkhi Contact Form by WPForms wpforms-lite allows Cross Site Request Forgery.This issue affects Contact Form by WPForms: from n/a through <= 1.10.0.2.

Threat Intelligence Overview

EPSS Score

0.0%

Top 99% exploitable

Social Media

Sightings

Data Quality

6 sources

Confidence: High

EUVD

NVD

CVE.org

EPSS

Vulnrichment CIRCL

VulDB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity HIGH

CISA KEV No

Public POC No

EPSS 0.0%

Patch available No

Active threat No

Deciding rule

HIGH severity (CVSS 7.0-8.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.