Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Subscriber-level account required (PR:L); network-exploitable with no complexity (AV:N/AC:L); high integrity impact from unauthorized writes; no confidentiality or availability effect.
Primary rating from Vendor (Patchstack).
CVSS VectorVendor: Patchstack
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Lifecycle Timeline
1DescriptionCVE.org
Subscriber Broken Access Control in WPBakery Page Builder <= 8.7.2 versions.
AnalysisAI
Broken access control in WPBakery Page Builder (versions ≤ 8.7.2) allows subscriber-level authenticated WordPress users to invoke privileged functionality without proper authorization checks. The CVSS vector (AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N) confirms this is network-exploitable with low complexity and high integrity impact, meaning authenticated low-privilege users can perform content or administrative actions restricted to higher roles such as editor or administrator. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a valid WordPress account at subscriber level or higher on the target site - no special plugin configuration or non-default settings are described as necessary beyond having WPBakery Page Builder installed and active. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS base score of 6.5 (Medium) is derived from a vector that combines network accessibility, low attack complexity, and high integrity impact - a combination that warrants real prioritization. … 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 running WPBakery Page Builder ≤ 8.7.2, then sends a crafted authenticated HTTP request directly to an unprotected plugin endpoint (such as an admin-ajax.php action or REST route) that the plugin neglects to gate with a capability check. The missing authorization allows the subscriber to execute page content modifications, template changes, or other actions normally reserved for editors or administrators. … |
| Remediation | Update WPBakery Page Builder to a version above 8.7.2 per the vendor release. … Detailed patch versions, workarounds, and compensating controls in full report. |
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More in Wpbakery Page Builder
View allSame weakness CWE-862 – Missing Authorization
View allSame technique Authentication Bypass
View allShare
External POC / Exploit Code
Leaving vuln.today
EUVD-2026-37610