Nagios XI 2024R2 Performance Data cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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3.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Nagios XI 2024R2. The affected element is an unknown function of the component Performance Data Handler. Such manipulation leads to cross site scripting. This vulnerability is referenced as CVE-2025-56432. It is possible to launch the attack remotely. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Nagios XI 2024R2. It has been rated as problematic. Affected by this issue is some unknown functionality of the component Performance Data Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. CVE summarizes:

A cross-site scripting (XSS) vulnerability exists in Nagios XI 2024R2. The vulnerability allows remote attackers to execute arbitrary JavaScript in the context of a logged-in user's session via a specially crafted URL. The issue resides in a web component responsible for rendering performance-related data.

This vulnerability is handled as CVE-2025-56432 since 08/17/2025. The exploitation is known to be easy. The attack may be launched remotely. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

Upgrading to version 2024R2.1 eliminates this vulnerability. The upgrade is hosted for download at nagios.com.

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Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: XI 2024R2.1

Timelineinfo

08/17/2025 CVE reserved
08/26/2025 +9 days Advisory disclosed
08/26/2025 +0 days VulDB entry created
08/29/2025 +3 days VulDB entry last update

Sourcesinfo

Status: Confirmed

CVE: CVE-2025-56432 (🔒)
GCVE (CVE): GCVE-0-2025-56432
GCVE (VulDB): GCVE-100-321470

Entryinfo

Created: 08/26/2025 18:29
Updated: 08/29/2025 20:03
Changes: 08/26/2025 18:29 (56), 08/29/2025 20:03 (1)
Complete: 🔍
Cache ID: 216::103

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