XSS in Icinga Ipl-Web

CVE-2026-42224

ipl/web is a set of common web components for php projects. Prior to versions 0.13.1 and 0.10.3, 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 versions 0.13.1 and 0.10.3.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (36.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 36.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-42224: held from 0.003 to 0.005.

EPSS over last 30 days · oldest: 0.003 · newest: 0.005 · change: +0.002

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-42224?
CVE-2026-42224 is a high-severity vulnerability in Icinga Ipl-Web, classified under Cross-site Scripting. CVSS score: 7.6/10. Published 2026-05-08.
How severe is CVE-2026-42224?
High severity. CVSS v3 base score is 7.6 out of 10.