Threat intelligence

GP Premium <= 2.5.5 - Authenticated (Contributor+) Arbitrary File Upload

CVE-2026-66627 · gp-premium

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Gp Premium at a vulnerable version. How SiteRespond intelligence works

Vulnerability: GP Premium <= 2.5.5 - Authenticated (Contributor+) Arbitrary File Upload
Affected software: gp-premium(Plugin)
Affected versions: ≤ 2.5.5
Authentication: Authenticated (see advisory title)
Vulnerability type: Remote code execution
CVE: CVE-2026-66627
Published: 18 August 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May allow attackers to run arbitrary code on the server if exploited.
Source: Data imported from Wordfence Intelligence (advisory 85f89f95-43df-4177-aaac-27d494eaff69). Methodology and redistribution notes

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