Cross-Site Scripting (XSS) vulnerability in Checkmk's distributed monitoring allows a compromised remote site to inject malicious HTML code into service outputs in the central site. Affecting Checkmk before 2.4.0p14, 2.3.0p39, 2.2.0 and 2.1.0 (eol).
Metrics
Affected Vendors & Products
References
History
Wed, 03 Dec 2025 20:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-79 | |
| CPEs | cpe:2.3:a:checkmk:checkmk:*:*:*:*:*:*:*:* cpe:2.3:a:checkmk:checkmk:2.3.0:-:*:*:*:*:*:* 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:p1:*:*:*:*:*:* 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:p2:*:*:*:*:*:* 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:p3:*:*:*:*:*:* cpe:2.3:a:checkmk:checkmk:2.3.0:p4:*:*:*:*:*:* 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: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:p1:*:*:*:*:*:* cpe:2.3:a:checkmk:checkmk:2.4.0:p2:*:*:*:*:*:* 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:p9:*:*:*:*:*:* |
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| Metrics |
cvssV3_1
|
Fri, 07 Nov 2025 16:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
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Thu, 30 Oct 2025 14:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Checkmk
Checkmk checkmk |
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| Vendors & Products |
Checkmk
Checkmk checkmk |
Thu, 30 Oct 2025 14:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Thu, 30 Oct 2025 10:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Cross-Site Scripting (XSS) vulnerability in Checkmk's distributed monitoring allows a compromised remote site to inject malicious HTML code into service outputs in the central site. Affecting Checkmk before 2.4.0p14, 2.3.0p39, 2.2.0 and 2.1.0 (eol). | |
| Title | Cross Site Scripting through compromised remote site | |
| Weaknesses | CWE-80 | |
| References |
| |
| Metrics |
cvssV4_0
|
Status: PUBLISHED
Assigner: Checkmk
Published: 2025-10-30T10:43:08.500Z
Updated: 2025-11-07T16:04:27.994Z
Reserved: 2025-04-16T07:07:38.256Z
Link: CVE-2025-39663
Updated: 2025-11-07T16:04:27.994Z
Status : Analyzed
Published: 2025-10-30T11:15:32.400
Modified: 2025-12-03T20:06:16.960
Link: CVE-2025-39663
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