FKIE_CVE-2026-40984
Vulnerability from fkie_nvd - Published: 2026-06-09 05:16 - Updated: 2026-06-17 10:45
Severity
Summary
In Micrometer, it is possible for a user to provide specially crafted HTTP requests that may cause a denial-of-service (DoS) condition.
Affected versions:
micrometer-core 1.16.0 through 1.16.5; 1.15.0 through 1.15.11; 1.14.0 through 1.14.15; 1.13.0 through 1.13.18; 1.9.0 through 1.9.17.
micrometer-jetty11 1.16.0 through 1.16.5; 1.15.0 through 1.15.11; 1.14.0 through 1.14.15; 1.13.0 through 1.13.18.
micrometer-jetty12 1.16.0 through 1.16.5; 1.15.0 through 1.15.11; 1.14.0 through 1.14.15; 1.13.0 through 1.13.18.
References
Impacted products
| Vendor | Product | Version |
|---|
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"packageName": "micrometer-core",
"product": "Micrometer",
"vendor": "Spring",
"versions": [
{
"lessThan": "1.16.6",
"status": "affected",
"version": "1.16.0",
"versionType": "custom"
},
{
"lessThan": "1.15.12",
"status": "affected",
"version": "1.15.0",
"versionType": "custom"
},
{
"lessThan": "1.14.16",
"status": "affected",
"version": "1.14.0",
"versionType": "custom"
},
{
"lessThan": "1.13.19",
"status": "affected",
"version": "1.13.0",
"versionType": "custom"
},
{
"lessThan": "1.9.18",
"status": "affected",
"version": "1.9.0",
"versionType": "custom"
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "micrometer-jetty11",
"product": "Micrometer",
"vendor": "Spring",
"versions": [
{
"lessThan": "1.16.6",
"status": "affected",
"version": "1.16.0",
"versionType": "custom"
},
{
"lessThan": "1.15.12",
"status": "affected",
"version": "1.15.0",
"versionType": "custom"
},
{
"lessThan": "1.14.16",
"status": "affected",
"version": "1.14.0",
"versionType": "custom"
},
{
"lessThan": "1.13.19",
"status": "affected",
"version": "1.13.0",
"versionType": "custom"
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "micrometer-jetty12",
"product": "Micrometer",
"vendor": "Spring",
"versions": [
{
"lessThan": "1.16.6",
"status": "affected",
"version": "1.16.0",
"versionType": "custom"
},
{
"lessThan": "1.15.12",
"status": "affected",
"version": "1.15.0",
"versionType": "custom"
},
{
"lessThan": "1.14.16",
"status": "affected",
"version": "1.14.0",
"versionType": "custom"
},
{
"lessThan": "1.13.19",
"status": "affected",
"version": "1.13.0",
"versionType": "custom"
}
]
}
],
"source": "security@vmware.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In Micrometer, it is possible for a user to provide specially crafted HTTP requests that may cause a denial-of-service (DoS) condition.\n\nAffected versions:\nmicrometer-core 1.16.0 through 1.16.5; 1.15.0 through 1.15.11; 1.14.0 through 1.14.15; 1.13.0 through 1.13.18; 1.9.0 through 1.9.17.\nmicrometer-jetty11 1.16.0 through 1.16.5; 1.15.0 through 1.15.11; 1.14.0 through 1.14.15; 1.13.0 through 1.13.18.\nmicrometer-jetty12 1.16.0 through 1.16.5; 1.15.0 through 1.15.11; 1.14.0 through 1.14.15; 1.13.0 through 1.13.18."
}
],
"id": "CVE-2026-40984",
"lastModified": "2026-06-17T10:45:58.980",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6,
"source": "security@vmware.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-40984",
"options": [
{
"exploitation": "none"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-06-09T13:49:55.899071Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-06-09T05:16:34.780",
"references": [
{
"source": "security@vmware.com",
"url": "https://spring.io/security/cve-2026-40984"
}
],
"sourceIdentifier": "security@vmware.com",
"vulnStatus": "Awaiting Analysis",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-400"
}
],
"source": "security@vmware.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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