Threat intelligence

Featured Image from URL (FIFU) <= 5.3.3 - Authenticated (Contributor+) Stored Cross-site Scripting

CVE-2026-73340 · featured-image-from-url

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

Vulnerability: Featured Image from URL (FIFU) <= 5.3.3 - Authenticated (Contributor+) Stored Cross-site Scripting
Affected software: featured-image-from-url(Plugin)
Affected versions: ≤ 5.3.3
Authentication: Authenticated (see advisory title)
Vulnerability type: Cross-site scripting
CVE: CVE-2026-73340
Published: 12 August 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May allow attackers to run scripts in visitors' browsers or hijack admin sessions.
Source: Data imported from Wordfence Intelligence (advisory fd88dbfa-231e-4dce-ac99-23a6a8075102). Methodology and redistribution notes

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