VDB-330699 · CVE-2023-7318 · GCVE-0-2023-7318

Nagios XI up to 2024R1.0.1 Command Expansion Page cross site scripting

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4.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Nagios XI up to 2024R1.0.1. It has been classified as problematic. The affected element is an unknown function of the component Command Expansion Page. Performing a manipulation results in cross site scripting. This vulnerability is cataloged as CVE-2023-7318. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Nagios XI up to 2024R1.0.1. This affects an unknown code block of the component Command Expansion Page. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as 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. This is going to have an impact on integrity. The summary by CVE is:

Nagios XI versions prior to < 2024R1.0.2 are vulnerable to cross-site scripting (XSS) via the Nagios Core Command Expansion page. 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.

The weakness was shared by Joran Lereec. It is possible to read the advisory at nagios.com. This vulnerability is uniquely identified as CVE-2023-7318 since 10/22/2025. The exploitability is told to be easy. It is possible to initiate the attack remotely. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

Upgrading to version 2024R1.0.2 eliminates this vulnerability. The upgrade is hosted for download at nagios.com.

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Productinfo

Type

Log Management Software

Vendor

Nagios

Name

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

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

NVD Base Score: 5.4
NVD Vector: 🔒

CVSSv2info

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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: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: XI 2024R1.0.2

Timelineinfo

10/22/2025 CVE reserved
10/31/2025 +9 days Advisory disclosed
10/31/2025 +0 days VulDB entry created
11/08/2025 +8 days VulDB entry last update

Sourcesinfo

Advisory: nagios.com
Researcher: Joran Lereec
Status: Confirmed

CVE: CVE-2023-7318 (🔒)
GCVE (CVE): GCVE-0-2023-7318
GCVE (VulDB): GCVE-100-330699

Entryinfo

Created: 10/31/2025 07:55
Updated: 11/08/2025 01:37
Changes: 10/31/2025 07:55 (70), 11/08/2025 01:37 (11)
Complete: 🔍
Cache ID: 216::103