XSS in Incinga Web
CVE-2022-50942
Incinga Web 2.8.2 contains a client-side cross-site scripting vulnerability that allows remote attackers to inject malicious script codes through the icinga.min.js file. Attackers can exploit the EventListener.handleEvent method to execute arbitrary scripts, potentially leading to session hijacking and non-persistent phishing attacks.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.003 (21.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 21.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000
Affected products
- Incinga Web — versions 2.8.2
Weakness classification (CWE)
References
- www.vulnerability-lab.com/get_content.php (exploit)
- icinga.com/ (product)
- github.com/Icinga/icingaweb2 (product)
- www.vulncheck.com/advisories/inciga-web-client-side-cross-site-scripting-via-ev… (third-party-advisory)
Frequently asked questions
- What is CVE-2022-50942?
- CVE-2022-50942 is a medium-severity vulnerability in Incinga Web, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-02-01.
- How severe is CVE-2022-50942?
- Medium severity. CVSS v3 base score is 5.4 out of 10.