CVE-2026-48552

Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 are vulnerable to DOM-based cross-site scripting in jsonquery.js. Unencoded JSON string values reflected from stored fields are inserted into the DOM without sanitization, allowing attackers to run arbitrary JavaScript in the victim's browse...

EUVD-2026-57327

Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 are vulnerable to DOM-based cross-site scripting in jsonquery.js. Unencoded JSON string values reflected from stored fields are inserted into the DOM without sanitization, allowing attackers to run arbitrary JavaScript in the victim's browse...

CVE-2026-48552

Affected software : Nagios Core prior to 4.5.14 and Nagios XI prior to 2026R1.7. Component : jsonquery.js. Root cause : unencoded JSON string values reflected from stored fields are injected into the DOM without sanitization. Impact : DOM-based cross-site scripting allowing arbitrary JavaScript e...

CVE-2026-48552 Nagios Core / XI DOM-based XSS via jsonquery.js

Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 are vulnerable to DOM-based cross-site scripting in jsonquery.js. Unencoded JSON string values reflected from stored fields are inserted into the DOM without sanitization, allowing attackers to run arbitrary JavaScript in the victim's browse...

CVE-2026-48552 Nagios Core / XI DOM-based XSS via jsonquery.js

Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 are vulnerable to DOM-based cross-site scripting in jsonquery.js. Unencoded JSON string values reflected from stored fields are inserted into the DOM without sanitization, allowing attackers to run arbitrary JavaScript in the victim's browse...

CVE-2026-48551 Nagios Core / XI CSRF Protection Bypass via Double-Submit Cookie

Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 contain a cross-site request forgery protection bypass via a self-supplied double-submit cookie. An attacker can supply matching cookie and request parameter values to bypass CSRF protection, enabling unauthenticated attackers to run command...

CVE-2026-48551 Nagios Core / XI CSRF Protection Bypass via Double-Submit Cookie

Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 contain a cross-site request forgery protection bypass via a self-supplied double-submit cookie. An attacker can supply matching cookie and request parameter values to bypass CSRF protection, enabling unauthenticated attackers to run command...

CVE-2026-48551 Nagios Core / XI CSRF Protection Bypass via Double-Submit Cookie

Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 contain a cross-site request forgery protection bypass via a self-supplied double-submit cookie. An attacker can supply matching cookie and request parameter values to bypass CSRF protection, enabling unauthenticated attackers to run command...

CVE-2026-48551

Nagios Core prior to 4.5.14 and Nagios XI prior to 2026R1.7 are affected by a CSRF protection bypass via a self-supplied double-submit cookie. An attacker can craft a malicious link that, with a matching cookie and request parameters, bypasses CSRF protection and allows unauthenticated execution ...

CVE-2026-48551

Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 contain a cross-site request forgery protection bypass via a self-supplied double-submit cookie. An attacker can supply matching cookie and request parameter values to bypass CSRF protection, enabling unauthenticated attackers to run command...

EUVD-2026-57326

Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 contain a cross-site request forgery protection bypass via a self-supplied double-submit cookie. An attacker can supply matching cookie and request parameter values to bypass CSRF protection, enabling unauthenticated attackers to run command...

CVE-2026-48551

Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 contain a cross-site request forgery protection bypass via a self-supplied double-submit cookie. An attacker can supply matching cookie and request parameter values to bypass CSRF protection, enabling unauthenticated attackers to run command...

CVE-2026-48550 Nagios Core / XI cmd.cgi Reflected XSS via NagFormId Parameter

Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 are vulnerable to reflected cross-site scripting in cmd.cgi via the NagFormId parameter. An unauthenticated remote attacker can craft a malicious link that, when followed by an authenticated user, executes arbitrary JavaScript in the victim'...

CVE-2026-48550

Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 are vulnerable to reflected cross-site scripting in cmd.cgi via the NagFormId parameter. An unauthenticated remote attacker can craft a malicious link that, when followed by an authenticated user, executes arbitrary JavaScript in the victim'...

CVE-2026-48550 Nagios Core / XI cmd.cgi Reflected XSS via NagFormId Parameter

Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 are vulnerable to reflected cross-site scripting in cmd.cgi via the NagFormId parameter. An unauthenticated remote attacker can craft a malicious link that, when followed by an authenticated user, executes arbitrary JavaScript in the victim'...

CVE-2026-48550 Nagios Core / XI cmd.cgi Reflected XSS via NagFormId Parameter

Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 are vulnerable to reflected cross-site scripting in cmd.cgi via the NagFormId parameter. An unauthenticated remote attacker can craft a malicious link that, when followed by an authenticated user, executes arbitrary JavaScript in the victim'...

CVE-2026-48550

Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 are vulnerable to reflected cross-site scripting in cmd.cgi via the NagFormId parameter. An unauthenticated remote attacker can craft a malicious link that, when followed by an authenticated user, executes arbitrary JavaScript in the victim'...

EUVD-2026-57324

Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 are vulnerable to reflected cross-site scripting in cmd.cgi via the NagFormId parameter. An unauthenticated remote attacker can craft a malicious link that, when followed by an authenticated user, executes arbitrary JavaScript in the victim'...

CVE-2026-48550

Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 are vulnerable to reflected XSS in cmd.cgi via the NagFormId parameter. An unauthenticated attacker can lure an authenticated user to a crafted link, causing arbitrary JavaScript execution in the user’s browser. Affected components: cmd.cgi,...

PT-2026-71173

Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 are vulnerable to authenticated remote code execution via unfiltered NOTIFICATION-family macro substitution through the com data parameter. When a notification command references $NOTIFICATIONCOMMENT$ or $NOTIFICATIONAUTHOR$ in a...