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Description

Nagios Fusion versions prior to 4.0.1 are vulnerable to cross-site scripting (XSS) via the Users and Servers pages. Insufficient validation or escaping of user-supplied input may allow an attacker to inject and execute arbitrary script in the context of a victim's browser.

PUBLISHED Reserved 2025-10-28 | Published 2025-10-30 | Updated 2025-10-31 | Assigner VulnCheck




MEDIUM: 5.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

Problem types

CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')

Product status

Default status
unaffected

Any version before 4.0.1
affected

References

www.nagios.com/changelog/nagios-fusion/ release-notes patch

www.vulncheck.com/...agios-fusion-xss-via-users-servers-page third-party-advisory

cve.org (CVE-2017-20209)

nvd.nist.gov (CVE-2017-20209)

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