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Restrict Content CVE-2026-32546

| EUVDEUVD-2026-15925 HIGH
Missing Authorization (CWE-862)
2026-03-25 Patchstack GHSA-p2jw-wg96-jv3g
7.5
CVSS 3.1 · NVD
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Access Restrict Content plugin without authentication
  2. Exploit
    Bypass access control checks
  3. Execution
    Modify restricted content permissions
  4. Impact
    Gain unauthorized write access to protected resources

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Authorization checks on every request
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.

Exploitation Conditions

Remote unauthenticated attacker exploits missing authorization checks in StellarWP Restrict Content plugin versions ≤3.2.22. No special configuration required beyond default installation. Attacker bypasses access control to modify protected content without authentication or authorization.

Impact

This vulnerability presents significant real-world risk despite missing CVSS and EPSS scores. As a missing authorization flaw (CWE-862) in a content restriction plugin, the technical impact is severe: attackers gain unauthorized access to restricted content, including potentially sensitive membership-only materials, premium courses, or paywalled resources. The attack vector is likely network-based requiring no special privileges or user interaction, making exploitation accessible to unauthenticated attackers. The plugin's widespread use in WordPress deployments amplifies exposure. While CVSS and EPSS data are unavailable, the authentication bypass tags and broken access control classification indicate high exploitability. The absence of explicit KEV or POC data does not diminish priority—authorization flaws in content management systems are consistently targeted. Organizations relying on this plugin for monetization or content protection should treat this as a critical priority requiring immediate patching.

Exploit ScenarioDerived

An attacker discovers that a WordPress site uses Restrict Content to gate premium course materials behind a subscription tier. By making direct requests to protected content endpoints or manipulating URL parameters that the plugin fails to properly validate, the attacker bypasses the authorization checks and gains immediate access to restricted course videos, downloads, and membership-exclusive resources without possessing valid credentials. Given the likely network-based attack vector and low complexity of authorization bypass techniques, exploitation could be automated and scaled across multiple vulnerable installations.

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 – Mar 25, 2026

StellarWP Restrict Content plugin versions 3.2.22 and earlier contain an authorization bypass that allows unauthenticated attackers to modify access control settings through improper validation of security levels. An attacker can leverage this vulnerability to escalate privileges or grant unauthorized content access to restricted resources. No patch is currently available.

Earlier versions of this analysis (1)
v1 Mar 25, 2026 - 16:47 CVSS 7.5

A missing authorization vulnerability exists in StellarWP Restrict Content plugin versions up to and including 3.2.22, allowing attackers to bypass access control restrictions through incorrectly configured security levels. This broken access control (CWE-862) enables unauthorized users to access content that should be restricted based on subscription or membership tiers. The vulnerability has been identified by Patchstack and tracked as EUVD-2026-15925, affecting WordPress installations using the affected plugin versions.

RemediationAI

Upgrade StellarWP Restrict Content to a patched version greater than 3.2.22 immediately. Consult the Patchstack vulnerability report at https://patchstack.com/database/Wordpress/Plugin/restrict-content/vulnerability/wordpress-restrict-content-plugin-3-2-22-broken-access-control-vulnerability?_s_id=cve for patch availability and release details. As an interim mitigation before patching is possible, implement Web Application Firewall (WAF) rules to detect and block suspicious access patterns to restricted content endpoints, restrict plugin functionality through WordPress role-based access controls to limit administrative changes, and audit existing access logs for evidence of unauthorized content access. Additionally, review and manually verify that content restriction rules are properly enforced at the application level and consider temporarily disabling the plugin if the patch is unavailable and content protection is business-critical.

Affected VersionsENISA

Restrict Content n/a ≤≤ 3.2.22

Affects your stack

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

Technical ContextAI · show details

The vulnerability resides in the StellarWP Restrict Content WordPress plugin (cpe:2.3:a:stellarwp:restrict_content:*:*:*:*:*:*:*:*), which implements access control mechanisms to restrict content visibility based on user authentication and subscription levels. The root cause is classified under CWE-862 (Missing Authorization), indicating that the plugin fails to properly verify user permissions before granting access to protected content. This type of vulnerability typically stems from flawed authorization logic where access control checks are either missing entirely, bypassable through parameter manipulation, or inconsistently applied across different content access points. The plugin's handling of access control security levels contains configuration or enforcement gaps that allow unauthenticated or lower-privileged users to circumvent intended restrictions.

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Severity by source

NVD PRIMARY 7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

DescriptionCVE.org

Missing Authorization vulnerability in StellarWP Restrict Content restrict-content allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Restrict Content: from n/a through <= 3.2.22.

Executive ViewAI

Why It Matters

CVE-2026-32546 presents notable security risk, a missing authorization vulnerability rated CVSS 7.5. Attackers could bypass security controls to gain unauthorized access to protected resources and sensitive data. Organizations should apply vendor updates when available and consider compensating controls in the interim.

Business Impact: High
Compensating Controls

Apply vendor patch. If immediate patching is not feasible: (1) Implement network-level access controls to limit exposure; (2) Enable enhanced monitoring and alerting; (3) Apply principle of least privilege.

Threat Intelligence Overview

EPSS Score
0.0%
Top 92% exploitable
Data Quality
6 sources
Confidence: High

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.

SSVC AssessmentENISA

SSVC Decision
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
Yes
Human Impact
High
Technical Impact
Partial

Priority Score

38
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +38
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

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