FKIE_CVE-2026-8078
Vulnerability from fkie_nvd - Published: 2026-06-08 13:16 - Updated: 2026-07-23 07:10
Severity
Summary
Stored cross-site scripting in the global settings change log in Checkmk <2.5.0p5, <2.4.0p31, <2.3.0p48, and all 2.2.0 versions allows an administrator who can change global settings to store malicious HTML or JavaScript in changelog messages that executes in other users' browsers when they view the Activate Changes page or Audit log.
References
| URL | Tags | ||
|---|---|---|---|
| security@checkmk.com | https://checkmk.com/werk/17992 | Vendor Advisory |
Impacted products
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],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Stored cross-site scripting in the global settings change log in Checkmk \u003c2.5.0p5, \u003c2.4.0p31, \u003c2.3.0p48, and all 2.2.0 versions allows an administrator who can change global settings to store malicious HTML or JavaScript in changelog messages that executes in other users\u0027 browsers when they view the Activate Changes page or Audit log."
},
{
"lang": "es",
"value": "Cross-site scripting almacenado en el registro de cambios de la configuraci\u00f3n global en Checkmk \u003c2.5.0p5, \u003c2.4.0p31, \u003c2.3.0p48, y todas las versiones 2.2.0 permite a un administrador que puede cambiar la configuraci\u00f3n global almacenar HTML o JavaScript malicioso en los mensajes del registro de cambios que se ejecuta en los navegadores de otros usuarios cuando visualizan la p\u00e1gina Activar Cambios o el registro de auditor\u00eda."
}
],
"id": "CVE-2026-8078",
"lastModified": "2026-07-23T07:10:00.113",
"metrics": {
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{
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"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 4.8,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
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"privilegesRequired": "HIGH",
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}
],
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{
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"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
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"attackRequirements": "NONE",
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"availabilityRequirement": "NOT_DEFINED",
"baseScore": 4.8,
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"confidentialityRequirement": "NOT_DEFINED",
"exploitMaturity": "NOT_DEFINED",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
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"modifiedSubIntegrityImpact": "NOT_DEFINED",
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"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "HIGH",
"providerUrgency": "NOT_DEFINED",
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"valueDensity": "NOT_DEFINED",
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"options": [
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{
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],
"role": "CISA Coordinator",
"timestamp": "2026-06-08T13:03:13.239564Z",
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},
"published": "2026-06-08T13:16:33.760",
"references": [
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"source": "security@checkmk.com",
"tags": [
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],
"url": "https://checkmk.com/werk/17992"
}
],
"sourceIdentifier": "security@checkmk.com",
"vulnStatus": "Analyzed",
"weaknesses": [
{
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{
"lang": "en",
"value": "CWE-79"
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],
"source": "security@checkmk.com",
"type": "Secondary"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
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