WP-UserOnline < 2.88.3 - Unauthenticated Stored XSS
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 0.5%
exploitation probability
0.5%top 59% of all CVEs
observed exploitation
nono source reports it
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.
Affected products
Unknown · WP-UserOnline