ipl/web is a set of common web components for php projects. Prior to version 0.13.1, the vulnerability allows an attacker to inject malicious Javascript into a victim's browser to run it in the context of Icinga Web. The victim needs to visit a specifically prepared website and may have no immediate chance to notice any wrongdoing. This issue has been patched in version 0.13.1.
Exploitability
AV:NAC:HPR:HUI:RScope
S:CImpact
C:HI:HA:H7.6/CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:HInjection