What is the CVSS score of EUVD-2026-49066?

EUVD-2026-49066 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.3%.

Is there a public PoC exploit available for EUVD-2026-49066?

Yes, a public proof-of-concept exploit is available for EUVD-2026-49066. Prioritise patching immediately. EPSS: 0.3%.

Is there a patch available for EUVD-2026-49066?

Yes, a patch is available for EUVD-2026-49066. Update the affected software to the latest version immediately.

Memberglut EUVD-2026-49066

| CVE-2026-12394 CRITICAL

Improper Privilege Management (CWE-269)

2026-07-27 WPScan

GHSA-2qr9-rw6c-j2jw

WordPress Privilege Escalation Memberglut Unknown

9.8

CVSS 3.1 · Vendor: WPScan

View

Vulnerability Assessment

Weakness

CWE

CWE-269

OWASP Top 10:2025

A06:2025 - Insecure Design

ASVS 5.0

V8 - Authorization Least privilege enforcement

MITRE ATT&CK

1 technique across 1 tactic: Privilege Escalation

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

Act Now Prioritize within 24-48h. Why: CRITICAL severity + public POC available.

1 public PoC Patch available 0.3% exploitation probability (EPSS)

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AnalysisAIv1 – Jul 27, 2026

Unauthorized role assignment in MemberGlut WordPress plugin versions below 1.1.5 allows unauthenticated attackers to register accounts with arbitrary roles, including administrator, leading to complete site takeover. Publicly available exploit code exists. CVSS 9.8 indicates critical severity with low complexity and no required privileges.

Affected VersionsENISA

MemberGlut 0 <1.1.5

Affected Packages

euvd memberglut fix: 1.1.5

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 (WPScan) PRIMARY 9.8 CRITICAL

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

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

CVSS VectorVendor: WPScan

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVSS changed

Jul 27, 2026 - 16:22 NVD

9.8 (CRITICAL)

Patch available

Jul 27, 2026 - 07:01 EUVD

CVE Published

Jul 27, 2026 - 06:00 cve.org

CRITICAL 9.8

CVE Published

Jul 27, 2026 - 06:00 cve.org

UNKNOWN (no severity yet)

DescriptionCVE.org

The MemberGlut WordPress plugin before 1.1.5 does not validate the role chosen during front-end registration, allowing unauthenticated users to register an account with an arbitrary role, including administrator, leading to full site compromise.

Latest POC

1 public PoC link from nuclei

Threat Intelligence Overview

EPSS Score

0.3%

Top 80% exploitable

Data Quality

5 sources

Confidence: Medium

EUVD

NVD

CVE.org

EPSS

Vulnrichment POC (1)

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 CRITICAL

CISA KEV No

Public POC Yes

EPSS 0.3%

Patch available Yes

Active threat No

Deciding rule

CRITICAL severity + public POC available

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.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation

Poc

System Exposure· derived

Open

Automatable

Yes

Human Impact· derived

Medium

Technical Impact

Total

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +49

PoC: +20

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Privilege Escalation HIGH

Privilege escalation occurs when an attacker leverages flaws in access control mechanisms to gain permissions beyond what they were originally granted.