Cross-Site Scripting Vulnerability in Nagios XI Web Interface
CVE-2011-10038

5.1MEDIUM

Key Information:

Vendor

NagiOS

Status
Xi
Vendor
CVE Published:
30 October 2025

What is CVE-2011-10038?

Nagios XI versions prior to 2011R1.9 have a security issue that allows cross-site scripting (XSS) through the recurring downtime script within the web interface. This vulnerability arises from inadequate validation or escaping of user-provided input, which can enable an adversary to inject and execute arbitrary scripts in the victim's browser, potentially compromising user data and session integrity.

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Affected Version(s)

XI 0 < 2011R1.9

References

https://www.nagios.com/changelog/nagios-xi/
release-notespatch
https://www.vulncheck.com/advisories/nagios-xi-xss-via-re...
third-party-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

0a29406d9794e4f9b30b3c5d6702c708
JSON
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