CVE-2023-5560

Summary

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 Software

VendorProductVersion RangeStatus
UnknownWP-UserOnline0 < 2.88.3affected

Weaknesses

  • CWE-79 Cross-Site Scripting (XSS)

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: no
    • Technical Impact: partial

References