Vulnerabilities (CVE)

Filtered by vendor Nagios Subscribe
Total 301 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2021-47700 1 Nagios 1 Nagios Xi 2026-06-17 N/A 7.8 HIGH
Nagios XI versions prior to 5.8.7 used a temporary directory for Highcharts exports with overly permissive ownership/permissions under the Apache user. Local or co-hosted processes could read/overwrite export artifacts or manipulate paths, risking disclosure or tampering and potential code execution depending on deployment.
CVE-2021-47699 1 Nagios 1 Nagios Xi 2026-06-17 N/A 5.4 MEDIUM
Nagios XI versions prior to 5.8.7 are vulnerable to cross-site scripting (XSS) via the Audit Log page’s Send to NLS form. 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.
CVE-2021-47698 1 Nagios 1 Nagios Xi 2026-06-17 N/A 5.4 MEDIUM
Nagios XI versions prior to 5.8.7 using embedded Nagios Core are vulnerable to cross-site scripting (XSS) via the Core UI’s Views URL handling (escape_string()). 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.
CVE-2021-47697 1 Nagios 1 Nagios Xi 2026-06-17 N/A 5.4 MEDIUM
Nagios XI versions prior to 5.8.0 are vulnerable to cross-site scripting (XSS) via the Views feature URL handling. 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.
CVE-2021-47696 1 Nagios 1 Nagios Xi 2026-06-17 N/A 5.4 MEDIUM
Nagios XI versions prior to 5.8.0 are vulnerable to cross-site scripting (XSS) via BPI config ID handling. 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.
CVE-2021-47695 1 Nagios 1 Nagios Xi 2026-06-17 N/A 5.4 MEDIUM
Nagios XI versions prior to 5.8.0 are vulnerable to stored cross-site scripting (XSS) via the My Tools 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.
CVE-2021-47694 1 Nagios 1 Nagios Xi 2026-06-17 N/A 6.1 MEDIUM
The Core Config Manager (CCM) in Nagios XI versions prior to CCM 3.1.4 / Nagios XI 5.8.6 contains a reflected cross-site scripting (XSS) vulnerability via the Test Command functionality. 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.
CVE-2021-47693 1 Nagios 1 Nagios Xi 2026-06-17 N/A 8.8 HIGH
The Core Config Manager (CCM) in Nagios XI versions prior to CCM 3.1.3 / Nagios XI 5.8.5 contains a SQL injection vulnerability in the search text handling. Unsanitized user-supplied input was incorporated into SQL queries used by configuration object editors, allowing authenticated users to inject SQL fragments. Successful exploitation could lead to unauthorized disclosure or modification of configuration and application data, and in some environments could allow further compromise of the application or backend database.
CVE-2021-47691 1 Nagios 1 Nagios Xi 2026-06-17 N/A 5.4 MEDIUM
The Core Config Manager (CCM) in Nagios XI versions prior to CCM 3.1.1 / Nagios XI 5.8.2 contains multiple cross-site scripting (XSS) vulnerabilities via the Services page affecting the config_name and service_description fields. 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.
CVE-2021-47690 1 Nagios 1 Nagios Xi 2026-06-17 N/A 5.4 MEDIUM
The Core Config Manager (CCM) in Nagios XI versions prior to CCM 3.1.1 / Nagios XI 5.8.2 contains multiple cross-site scripting (XSS) vulnerabilities in Overlay modals. 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.
CVE-2021-47689 1 Nagios 1 Nagios Xi 2026-06-17 N/A 5.4 MEDIUM
The Core Config Manager (CCM) in Nagios XI versions prior to CCM 3.1.0 / Nagios XI 5.8.0 contais a cross-site scripting (XSS) vulnerability in the Templates pages, specifically in the UI logic that renders and handles the Active/Actions buttons. 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.
CVE-2021-43584 1 Nagios 1 Nagios Cross Platform Agent 2026-06-17 N/A 4.8 MEDIUM
DOM-based Cross Site Scripting (XSS vulnerability in 'Tail Event Logs' functionality in Nagios Nagios Cross-Platform Agent (NCPA) before 2.4.0 allows attackers to run arbitrary code via the name element when filtering for a log.
CVE-2021-40345 1 Nagios 1 Nagios Xi 2026-06-17 9.0 HIGH 7.2 HIGH
An issue was discovered in Nagios XI 5.8.5. In the Manage Dashlets section of the Admin panel, an administrator can upload ZIP files. A command injection (within the name of the first file in the archive) allows an attacker to execute system commands.
CVE-2021-40344 1 Nagios 1 Nagios Xi 2026-06-17 6.5 MEDIUM 7.2 HIGH
An issue was discovered in Nagios XI 5.8.5. In the Custom Includes section of the Admin panel, an administrator can upload files with arbitrary extensions as long as the MIME type corresponds to an image. Therefore it is possible to upload a crafted PHP script to achieve remote command execution.
CVE-2021-40343 1 Nagios 1 Nagios Xi 2026-06-17 7.2 HIGH 7.8 HIGH
An issue was discovered in Nagios XI 5.8.5. Insecure file permissions on the nagios_unbundler.py file allow the nagios user to elevate their privileges to the root user.
CVE-2021-3277 1 Nagios 1 Nagios Xi 2026-06-17 6.5 MEDIUM 7.2 HIGH
Nagios XI 5.7.5 and earlier allows authenticated admins to upload arbitrary files due to improper validation of the rename functionality in custom-includes component, which leads to remote code execution by uploading php files.
CVE-2021-3273 1 Nagios 1 Nagios Xi 2026-06-17 9.0 HIGH 7.2 HIGH
Nagios XI below 5.7 is affected by code injection in the /nagiosxi/admin/graphtemplates.php component. To exploit this vulnerability, someone must have an admin user account in Nagios XI's web system.
CVE-2021-3193 1 Nagios 1 Nagios Xi 2026-06-17 7.5 HIGH 9.8 CRITICAL
Improper access and command validation in the Nagios Docker Config Wizard before 1.1.2, as used in Nagios XI through 5.7, allows an unauthenticated attacker to execute remote code as the apache user.
CVE-2021-38156 1 Nagios 1 Nagios Xi 2026-06-17 3.5 LOW 5.4 MEDIUM
In Nagios XI before 5.8.6, XSS exists in the dashboard page (/dashboards/#) when administrative users attempt to edit a dashboard.
CVE-2021-37353 1 Nagios 1 Nagios Xi Docker Wizard 2026-06-17 7.5 HIGH 9.8 CRITICAL
Nagios XI Docker Wizard before version 1.1.3 is vulnerable to SSRF due to improper sanitation in table_population.php.