CVE-2026-14452 - Vulnerability Details - OpenCVE

Improper validation of the reset_url parameter of the Setup in-page search in Checkmk <2.5.0p15, <2.4.0p38, <2.3.0p51 and 2.2.0 (EOL) allows an attacker to execute arbitrary script in the session of an authenticated user with Setup access, or to redirect that user to an arbitrary external site, by tricking the user into opening a crafted URL and clicking the Reset button or submitting an empty search.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact Low

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Checkmk	Checkmk

No data.

No data.

References

Link	Providers
https://checkmk.com/werk/22314

History

Fri, 16 Oct 2026 10:00:00 +0000

Type	Values Removed	Values Added
Description		Improper validation of the reset_url parameter of the Setup in-page search in Checkmk <2.5.0p15, <2.4.0p38, <2.3.0p51 and 2.2.0 (EOL) allows an attacker to execute arbitrary script in the session of an authenticated user with Setup access, or to redirect that user to an arbitrary external site, by tricking the user into opening a crafted URL and clicking the Reset button or submitting an empty search.
Title		Open redirect and XSS via reset_url parameter
First Time appeared		Checkmk Checkmk checkmk
Weaknesses		CWE-601
CPEs		cpe:2.3:a:checkmk:checkmk:::::::: cpe:2.3:a:checkmk:checkmk:2.2.0:::::::*
Vendors & Products		Checkmk Checkmk checkmk
References		https://checkmk.com/werk/22314
Metrics		cvssV4_0 `{'score': 8.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:L/SA:N'}`

MITRE

Status: PUBLISHED

Assigner: Checkmk

Published: 2026-10-16T09:51:30.453Z

Updated: 2026-10-16T10:40:17.160Z

Reserved: 2026-07-02T07:44:10.607Z

Link: CVE-2026-14452

Vulnrichment

No data.

NVD

Status : Deferred

Published: 2026-10-16T10:18:05.653

Modified: 2026-10-16T11:17:01.057

Link: CVE-2026-14452

Redhat

No data.

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