5.4

CVE-2011-10037: Nagios XI < 2011R1.9 XSS via xiwindow Variables Affecting Permalinks

Modified
Published 30-10-2025Last modified 22-12-2025

Vulnerability summary

CVE-2011-10037 is a medium (CVSS 5.4) Cross-site Scripting vulnerability in nagios nagios_xi. EPSS estimates a 0.61% chance of exploitation in the next 30 days, higher than 48.3% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
32/100
0100
Medium · default modelHow is this calculated?
CVSS score
5.4/10
010
Medium · v3.1 (NVD)
EPSS score
0.61%
0%100%
Low · +0.04 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits1reference

Timeline

  1. 30-10-2025
    PublishedVulnerability first disclosed.
  2. 22-12-2025
    Last modifiedVulnerability information updated.

Description

Nagios XI versions prior to 2011R1.9 are vulnerable to cross-site scripting (XSS) via the handling of xiwindow variables used to build permalinks in the web interface. 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.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.61%

Chance of exploitation in the next 30 days

Percentile

48%

Versus all other CVEs

30-day change

Increase +0.04 pp

From 0.57% on 22-09-2026

22-09-202622-10-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (0a29.blogspot.com)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Nagios2 products
  • nagios_xi≤ 2009 | 2011:r1 | 2011:r1.1 | 2011:r1.2 | 2011:r1.3 | 2011:r1.4 | 2011:r1.5 | 2011:r1.6 | 2011:r1.7 | 2011:r1.8
  • xi< 2011R1.9

1 vendor · 2 products

References

3 links