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VOLERION
Volerion Security Research

NOT DEFERRED DATABASE

VULNERABILITIES

CVE-2026-3466 Details

Description

Insufficient sanitization of dashboard dashlet title links in Checkmk 2.2.0 (EOL), Checkmk 2.3.0 before 2.3.0p46, Checkmk 2.4.0 before 2.4.0p25, and Checkmk 2.5.0 (beta) before 2.5.0 allows an attacker with dashboard creation privileges to perform stored cross-site scripting (XSS) attacks by tricking a victim into clicking a crafted dashlet title link on a shared dashboard.

Metrics

CVSS 3.x Severity and Vector Strings:

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

Weakness Enumeration

CWE-IDCWE NameSource
CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')[email protected]

Affected Products

ProductVersions
checkmk checkmk
2.2.0 -
2.2.0 b1
2.2.0 b2
2.2.0 b3
2.2.0 b4

CPE

  • cpe:2.3:a:checkmk:checkmk:2.2.0:-:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:b1:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:b2:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:b3:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:b4:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:b5:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:b6:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:b7:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:b8:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:i1:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p1:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p10:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p11:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p12:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p13:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p14:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p15:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p16:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p17:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p18:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p19:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p2:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p20:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p21:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p22:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p23:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p24:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p25:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p26:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p27:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p28:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p29:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p3:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p30:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p31:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p32:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p33:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p34:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p35:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p36:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p37:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p38:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p39:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p4:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p40:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p41:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p42:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p43:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p44:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p45:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p46:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p47:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p5:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p6:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p7:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p8:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.2.0:p9:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:-:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:b1:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:b2:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:b3:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:b4:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:b5:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:b6:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p1:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p10:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p11:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p12:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p13:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p14:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p15:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p16:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p17:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p18:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p19:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p2:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p20:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p21:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p22:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p23:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p24:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p25:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p26:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p27:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p28:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p29:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p3:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p30:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p31:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p32:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p33:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p34:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p35:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p36:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p37:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p38:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p39:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p4:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p40:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p41:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p42:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p43:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p44:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p45:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p5:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p6:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p7:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p8:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.3.0:p9:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:-:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:b1:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:b2:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:b3:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:b4:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:b5:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:b6:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p1:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p10:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p11:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p12:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p13:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p14:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p15:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p16:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p17:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p18:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p19:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p2:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p20:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p21:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p22:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p23:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p24:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p3:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p4:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p5:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p6:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p7:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p8:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.4.0:p9:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.5.0:b1:*:*:*:*:*:*
  • cpe:2.3:a:checkmk:checkmk:2.5.0:b2:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

6 change records found show changes


QUICK INFO

CVE Dictionary Entry:
CVE-2026-3466
NVD Published Date:
Apr 7, 2026
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2026-3466 Details - Not Deferred