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WP Crowdfunding CVE-2026-14859

| EUVDEUVD-2026-57080 MEDIUM
Improper Access Control (CWE-284)
2026-08-12 WPScan GHSA-j969-3gcr-g846
4.3
CVSS 3.1 · Vendor: WPScan
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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

Network AJAX vector, low complexity; PR:L reflects required Subscriber account; integrity-only impact from unauthorized post creation.

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

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

Lifecycle Timeline

5
Analysis Generated
Aug 12, 2026 - 20:57 vuln.today
CVSS changed
Aug 12, 2026 - 20:22 NVD
4.3 (MEDIUM)
Patch available
Aug 12, 2026 - 07:16 EUVD
CVE Published
Aug 12, 2026 - 06:00 cve.org
MEDIUM 4.3
CVE Published
Aug 12, 2026 - 06:00 cve.org
UNKNOWN (no severity yet)

DescriptionCVE.org

The WP Crowdfunding WordPress plugin before 2.2.1 does not check the campaign-submission capability in one of its AJAX actions, allowing any authenticated users such as Subscribers to create crowdfunding campaign posts despite not being granted that permission.

AnalysisAI

WP Crowdfunding WordPress plugin before version 2.2.1 allows any subscriber-level authenticated user to create crowdfunding campaign posts by exploiting a missing capability check in an AJAX action endpoint. The plugin fails to verify whether the requesting user holds the campaign-submission permission, allowing low-privilege WordPress roles to perform actions reserved for higher-privileged users. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Register Subscriber account on target site
Delivery
Craft AJAX POST to admin-ajax.php
Exploit
Invoke vulnerable campaign-submission action
Execution
Bypass missing capability check
Impact
Create unauthorized crowdfunding campaign post

Vulnerability AssessmentAI

Exploitation Exploitation requires a valid WordPress account with at minimum Subscriber-level privileges - the lowest authenticated role. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 3.1 base score of 4.3 (Medium) with vector AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N correctly characterizes this as a low-complexity, network-accessible flaw requiring only a low-privilege account. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker registers a free Subscriber account on a target WordPress site (or reuses compromised credentials), then sends a crafted AJAX POST request directly to the wp-admin/admin-ajax.php endpoint targeting the vulnerable action, bypassing the campaign-submission permission check. Because the capability gate is missing, the server processes the request and creates a published crowdfunding campaign post under the attacker's account. …
Remediation Update the WP Crowdfunding plugin to version 2.2.1 or later, which introduces the missing capability check in the affected AJAX action. … Detailed patch versions, workarounds, and compensating controls in full report.

Threat intelligence, references, and detailed analysis are available after sign-in.

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CVE-2026-14859 vulnerability details – vuln.today

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