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CVE-2011-10038

19
FAUCET Score

CVE-2011-10038 is a cross-site scripting (XSS) vulnerability affecting Nagios XI versions prior to 2011R1.9, specifically within the recurring downtime script of its web interface. This medium-severity vulnerability (CVSS 5.4) allows an authenticated attacker to inject and execute arbitrary scripts in a victim's browser due to insufficient input validation. There is no evidence of active exploitation, readily available exploit code, or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2009CPE matchmatch criteria
cpe:2.3:a:nagios:nagios_xi:*:*:*:*:*:*:*:*
2011CPE matchmatch criteria
cpe:2.3:a:nagios:nagios_xi:2011:r1:*:*:*:*:*:*
2011CPE matchmatch criteria
cpe:2.3:a:nagios:nagios_xi:2011:r1.1:*:*:*:*:*:*
2011CPE matchmatch criteria
cpe:2.3:a:nagios:nagios_xi:2011:r1.2:*:*:*:*:*:*
2011CPE matchmatch criteria
cpe:2.3:a:nagios:nagios_xi:2011:r1.3:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

5.1MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
PASSIVE
VS Confidentiality
NONE
VS Integrity
NONE
VS Availability
NONE
SS Confidentiality
LOW
SS Integrity
LOW
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.44%
Probability of exploitation in next 30 days
EPSS Percentile
36.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0044 is in the 54th percentile among its peer group of 15,225 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

nagios.com / changelog/nagios-xi
Release Notes
vulncheck.com / advisories/nagios-xi-xss-via-recurring-downtime-scripts
Third Party Advisory