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Directorist EUVDEUVD-2026-85033

| CVE-2026-84027 MEDIUM
Missing Authorization (CWE-862)
2026-09-23 contact@wpscan.com GHSA-cq43-6mf7-3fqw
4.3
CVSS 3.1 · Vendor: wpscan
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Attack ChainAIDerived

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

  1. Access
    Register or obtain subscriber account
  2. Delivery
    Authenticate to WordPress REST API
  3. Exploit
    Call order-creation endpoint lacking capability check
  4. Execution
    Forge paid order/payment with arbitrary amount
  5. Persist
    Attribute record to another user
  6. Impact
    Corrupt billing/payment integrity

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

Requires an authenticated account of subscriber role or above (PR:L), so the site must permit self-registration or the attacker must otherwise obtain a low-privilege account - a common default for directory/classifieds sites. The target must run Directorist versions 8.9.1 through before 8.9.5 with its order/payment (paid-listing monetization) functionality in use for the forged records to be meaningful. No user interaction, no admin privileges, and no non-default configuration beyond having paid orders enabled are needed; exploitation is remote over the WordPress REST API with low complexity. Impact is limited to integrity (fraudulent order/payment records and misattribution) - no confidentiality or availability impact.

Impact

This is a genuine but moderate-priority issue, not an inflated high-CVSS finding. The CVSS 3.1 vector (AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N, base 4.3) is internally consistent and correctly scoped to integrity-only: an authenticated low-privilege user (subscriber, PR:L) can remotely and easily (AC:L, no UI) abuse a REST endpoint that fails CWE-862 capability checks, creating paid order and payment records with arbitrary amounts attributed to other users. No CVSS conflict is present - network vector matches a WordPress REST API, and the low privilege requirement matches the described subscriber-role prerequisite. There is no EPSS score, no CISA KEV listing, and no public POC provided, so exploitation status is 'no public exploit identified at time of analysis.' The impact is business-logic/data-integrity fraud (fake billing/payment records, financial-record pollution, attribution to arbitrary users) rather than data theft or code execution, which correctly bounds severity to Medium/Low. Real-world priority: patch on a normal cycle for sites that allow open subscriber registration and use Directorist's paid-listing/monetization features; sites without paid orders or public self-registration face materially lower risk. The 'Authentication Bypass' tag overstates the class - this is a broken-access-control/authorization defect, not authentication bypass - so decisions should be driven by the CWE-862 authorization framing, not the tag.

Exploit ScenarioDerived

An attacker self-registers a free subscriber account on a Directorist-powered site (registration is commonly open) and calls the plugin's order-creation REST API directly, which never verifies the caller's capability. They forge paid order and payment records with attacker-chosen amounts and assign them to other user accounts - enabling billing/payment-record fraud, financial data pollution, or making another user appear to have paid. No public exploit code is available at time of analysis, but the flaw is trivially reachable given the low complexity and network vector.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Sep 23, 2026

Authenticated users holding only the WordPress subscriber role - or any higher role - can forge paid order and payment records with arbitrary amounts and assign them to other accounts in the Directorist WordPress plugin (AI-Powered Business Directory, Listings & Classified Ads) versions 8.9.1 through before 8.9.5. The REST API order-creation endpoint performs no capability check, so any logged-in low-privilege account on a site that permits self-registration (a common configuration for directory and classifieds sites) can inject fraudulent billing and payment data, resulting in integrity-only impact with no confidentiality or availability loss. This is a moderate, genuine authorization gap rather than a high-severity compromise: there is no public exploit identified at time of analysis, no confirmed active exploitation (CISA KEV), and the vendor has released a fix in version 8.9.5.

RemediationAI

Vendor-released patch: upgrade Directorist to version 8.9.5 or later; because WordPress plugins auto-update only if configured, verify the installed version and apply the update manually via the WordPress admin or WP-CLI if auto-updates are disabled. If immediate upgrade is impossible, reduce exposure by disabling self-registration and denying subscriber-level accounts (so only trusted roles remain), though this breaks open directory/classifieds workflows that rely on public sign-ups; alternatively disable the plugin's paid-order/payment functionality entirely, which removes the exposure but also disables monetization; and add a WAF or reverse-proxy rule restricting POST access to the plugin's REST order/payment routes to trusted administrative sessions, recognizing that legitimate front-end checkout flows may break. After patching or mitigating, audit existing order and payment records for anomalous amounts or entries attributed to unexpected users, since fraudulent records may already exist undetected. Consult the WPScan advisory at https://wpscan.com/vulnerability/dff1eca0-3fdd-4e7f-8ad2-1fa52b3b4a80/ and the NVD entry at https://nvd.nist.gov/vuln/detail/CVE-2026-84027 for the latest patch and detail updates.

Affected VersionsENISA

Directorist: AI-Powered Business Directory, Listings & Classified Ads 8.9.1 <8.9.5

Affected Packages

euvd directorist_ai_powered_business_directory_listings_classified_ads fix: 8.9.5

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.

Technical ContextAI · show details

The root cause is CWE-862 (Missing Authorization) in the WordPress REST API implementation of the Directorist plugin, which powers business directory, listing, and classified-ad monetization. WordPress REST routes are registered with permission callbacks; when a callback only verifies that a request is authenticated (or omits the check entirely) instead of validating a capability such as current_user_can(), any logged-in account - including the default subscriber role - can invoke privileged functionality. Here the order/payment creation route accepts client-supplied amount and user-attribution parameters without verifying that the caller is permitted to create orders or act on behalf of another user, enabling both parameter tampering (arbitrary order/payment amounts) and misattribution of those records to arbitrary accounts. The plugin is a third-party WordPress extension rather than core WordPress, so exposure depends on the site running an affected Directorist build with paid-listing/order functionality enabled; the attack is remote over HTTP against the WordPress REST API with low complexity, requiring only a valid low-privilege session and no user interaction.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (wpscan) PRIMARY 4.3 MEDIUM
AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
vuln.today AI 4.3 MEDIUM

Remote REST API abuse by an authenticated subscriber (PR:L) with no UI; integrity-only impact from forged order/payment records (I:L), no confidentiality or availability effect.

3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (wpscan).

CVSS VectorVendor: wpscan

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

Lifecycle Timeline

4
CVSS changed
Sep 23, 2026 - 11:22 NVD
4.3 (MEDIUM)
Patch available
Sep 23, 2026 - 07:01 EUVD
CVE Published
Sep 23, 2026 - 06:17 cve.org
MEDIUM 4.3
CVE Published
Sep 23, 2026 - 06:17 cve.org
UNKNOWN (no severity yet)

DescriptionCVE.org

The Directorist: AI-Powered Business Directory, Listings & Classified Ads WordPress plugin before 8.9.5 does not check user capabilities when creating orders through its REST API, allowing users with the subscriber role and above to create paid order and payment records with arbitrary amounts and attribute them to other users.

Threat Intelligence Overview

EPSS Score
0.2%
Top 92% exploitable
Prevalence
Medium
popular WordPress directory/classifieds plugin, common but not ubiquitous
Data Quality
5 sources
Confidence: Medium

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 MEDIUM
CISA KEV No
Public POC No
EPSS 0.2%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
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· derived
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
No
Human Impact· derived
Medium
Technical Impact
Partial

Priority Score

22
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +22
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

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