CVE-2026-66627 - Vulnerability Details - OpenCVE

Contributor Arbitrary File Upload in GP Premium <= 2.5.5 versions.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

EDGE22 Studios Ltd.

GP Premium

unaffected

Version	Status	Constraints
`n/a`	affected	≤ 2.5.5

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

Update the WordPress GP Premium Plugin to the latest available version (at least 2.5.6).

Workaround

No workaround given by the vendor.

References

Link	Providers
https://patchstack.com/database/wordpress/plugin/gp-premium/vulnerability/wordpress-gp-premium-plugin-2-5-5-arbitrary-file-upload-vulnerability?_s_id=cve

History

Tue, 18 Aug 2026 16:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Tue, 18 Aug 2026 14:30:00 +0000

Type	Values Removed	Values Added
Description		Contributor Arbitrary File Upload in GP Premium <= 2.5.5 versions.
Title		WordPress GP Premium plugin <= 2.5.5 - Arbitrary File Upload vulnerability
Weaknesses		CWE-434
References		https://patchstack.com/database/wordpress/plugin/gp-premium/vulnerability/wordpress-gp-premium-plugin-2-5-5-arbitrary-file-upload-vulnerability?_s_id=cve
Metrics		cvssV3_1 `{'score': 9.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: Patchstack

Published: 2026-08-18T13:59:38.145Z

Updated: 2026-08-18T15:12:37.068Z

Reserved: 2026-07-27T14:00:26.966Z

Link: CVE-2026-66627

Vulnrichment

Updated: 2026-08-18T15:09:15.636Z

NVD

Status : Received

Published: 2026-08-18T15:16:57.563

Modified: 2026-08-18T15:16:57.563

Link: CVE-2026-66627

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-08-18T16:00:04Z

Weaknesses

CWE-434

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