EUVD-2026-64221
GHSA-qgqp-6jf7-rv3f
Severity by source
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
S:C selected over NVD's S:U because exploitation causes code execution beyond the vulnerable site, across the entire multisite network; PR:H confirmed by site-admin prerequisite.
Primary rating from Vendor (wpscan).
CVSS VectorVendor: wpscan
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
5DescriptionCVE.org
The Forminator Forms WordPress plugin before 1.57.0.5 does not restrict a network-wide setting to network administrators, allowing an administrator of any single site on a multisite network to execute arbitrary code across the entire network.
AnalysisAI
Privilege boundary bypass in the Forminator Forms WordPress plugin (versions 1.40.0 through 1.57.0.5) enables any site-level administrator on a WordPress multisite network to modify a network-wide setting that triggers arbitrary code execution across all sites on the network, effectively allowing lateral escalation from single-site admin to full network compromise. This collapses the critical trust boundary between WordPress multisite's site administrator and network (super) administrator roles. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Requires an authenticated WordPress site administrator account on ANY subsite of a vulnerable WordPress Multisite installation - site admin is a role routinely delegated to clients, tenants, and developers in shared multisite environments. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The NVD-assigned CVSS 3.1 score of 7.2 (AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H) reflects the requirement for high-privilege credentials (PR:H), which bounds the attack surface to authenticated site administrators. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Upgrade the Forminator Forms plugin to version 1.57.0.5 or later, which is the vendor-confirmed patched release per WPScan advisory https://wpscan.com/vulnerability/5aa85c72-2a60-4243-b370-ef0b46e98cfe/. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, identify all WordPress multisite installations running Forminator Forms and document current deployed versions to determine exposure scope. …
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Same weakness CWE-94 – Code Injection
View allSame technique Code Injection
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External POC / Exploit Code
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