Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessFingerprint WordPress site running WP Event Solution
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DeliveryIdentify unauthenticated plugin REST/AJAX endpoint
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ExploitSend crafted HTTP request without credentials
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ExecutionBypass missing authorization check
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ImpactRetrieve protected event or attendee data
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 | The vulnerable WP Event Solution plugin (Arraytics) must be installed and activated at version 4.1.12 or earlier on a WordPress site reachable by the attacker over HTTP/HTTPS, with the affected endpoint accessible (i.e., the site's REST API or admin-ajax.php is not blocked by upstream filtering). No authentication, user interaction, or non-default configuration is required per CVSS PR:N/UI:N. Limiting factors: sites that have deactivated the plugin, sites already upgraded past 4.1.12, or sites fronted by a WAF with a rule covering the specific endpoint are not exploitable; impact is bounded to confidentiality (C:H, I:N, A:N), so the flaw enables data exposure rather than site takeover or destruction based on the supplied vector. |
| Impact | The Patchstack-supplied CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N, score 7.5) describes a network-reachable, low-complexity, unauthenticated information-disclosure-style impact with no integrity or availability damage - consistent with reading data via an unprotected endpoint rather than full takeover. EPSS data was not provided in the input, so a probabilistic exploitation forecast cannot be cited. The vulnerability is not in CISA KEV and no public PoC is referenced, so real-world urgency is moderate rather than emergency; however, mass-scanning of vulnerable WordPress plugins is routine, and authentication-bypass flaws in plugins are historically attractive to opportunistic attackers, so patching should still be prioritized. One caveat: the description is terse and labels the issue 'Broken Access Control' generally while the CVSS only marks Confidentiality:High - if the underlying endpoint also permits state-changing actions, integrity impact could be understated and the Patchstack advisory should be consulted to confirm. |
| Exploit ScenarioDerived | An unauthenticated attacker discovers a WordPress site running WP Event Solution <= 4.1.12 via plugin fingerprinting, then sends an HTTP request directly to the vulnerable plugin endpoint (REST or AJAX) without supplying credentials or a valid nonce. Because the handler omits the authorization check, the server returns protected event/attendee data or executes the privileged action, leaking confidential information at scale across vulnerable sites. No public exploit code is referenced in the available data, but the low complexity and network reach make scripted, opportunistic exploitation realistic once details are widely circulated. |
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Alert meAnalysisAIv1 – Jun 16, 2026
Broken access control in the Arraytics WP Event Solution WordPress plugin through version 4.1.12 allows remote unauthenticated attackers to access protected functionality or data without authorization. The flaw stems from missing authorization checks (CWE-862) on plugin endpoints, exposing sensitive event-management capabilities or data to anyone who can reach the WordPress site. No public exploit identified at time of analysis, and the issue is not currently listed in the CISA KEV catalog.
RemediationAI
Upgrade WP Event Solution to a version newer than 4.1.12 as identified in the Patchstack advisory (https://patchstack.com/database/wordpress/plugin/wp-event-solution/vulnerability/wordpress-wp-event-solution-plugin-4-1-12-broken-access-control-vulnerability); an exact fix version was not provided in the input data, so consult the Patchstack entry or the plugin's WordPress.org changelog for the patched release number. Until upgrading, compensating controls include deactivating the WP Event Solution plugin (which removes event-management functionality from the site), restricting access to the WordPress REST API and admin-ajax.php from untrusted networks via a WAF or web server rules (which may break legitimate front-end integrations), or applying a virtual patch through Patchstack/Wordfence/Sucuri rules that block the specific vulnerable endpoint (which depends on continued WAF subscription). Review WordPress and webserver logs for unexpected requests to plugin REST routes (e.g., /wp-json/wp-event-solution/ or related namespaces) and to admin-ajax.php with plugin-specific action parameters to detect prior abuse.
Affected VersionsENISA
Affected Packages
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.
Technical ContextAI · show details
WP Event Solution (vendor: Arraytics, CPE cpe:2.3:a:arraytics:wp_event_solution) is a WordPress plugin used to manage events, attendees, and bookings on WordPress sites. The root cause is CWE-862 (Missing Authorization): one or more plugin handlers - typically WordPress REST API routes, AJAX actions, or admin-post endpoints - fail to enforce a capability or nonce check before executing privileged logic. Because WordPress plugins commonly expose endpoints under /wp-json/ or admin-ajax.php that should gate sensitive actions behind current_user_can() or permission_callback checks, omitting that check turns intended-restricted functionality into an open interface reachable by any unauthenticated visitor.
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Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Plugin endpoint is reachable over the network without authentication or user interaction, and the described broken access control leaks protected data (C:H) without explicit integrity or availability impact.
Primary rating from Vendor (Patchstack).
CVSS VectorVendor: Patchstack
DescriptionCVE.org
Unauthenticated Broken Access Control in WP Event SOlution <= 4.1.12 versions.
Executive ViewAI
Arraytics WP Event Solution WordPress plugin (through v4.1.12) contains broken access control that exposes event management data and functionality to unauthenticated remote attackers. Any WordPress site running this plugin is immediately vulnerable to unauthorized access, data disclosure, and potential manipulation of event records without any authentication requirement. This represents a direct path for attackers to access organizational data without credentials.
No vendor-released patch identified at time of analysis. Interim mitigations: (1) Disable the vulnerable plugin until patch available; (2) Deploy Web Application Firewall rules to block requests to vulnerable plugin endpoints (/wp-json/arraytics/*, or vendor-documented API paths); (3) Restrict WordPress administrator and REST API access to known IP ranges; (4) Enable and review audit logs for unauthorized access attempts to event management endpoints; (5) Consider air-gapping event management functionality pending patch availability.
Threat Intelligence Overview
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.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
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EUVD-2025-210166
GHSA-642g-j4h8-6jrc
NVD
CVE.org
EPSS
Vulnrichment
VulDB
Exploit-DB