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CVE-2023-5560

WP-UserOnline < 2.88.3 - Unauthenticated Stored XSS

The WP-UserOnline WordPress plugin before 2.88.3 does not sanitise and escape the X-Forwarded-For header before outputting its content on the page, which allows unauthenticated users to perform Cross-Site Scripting attacks.

CVSS 3.1 · 6.1 Medium EPSS < 1% KEV · Not listed
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