Medium
Security advisory
In all Kubernetes versions prior to v1.11.8, v1.12.6, and v1.13.4, users that are authorized to make patch requests to the Kubernetes API Server can send a specially crafted patch of type "json-patch" (e.g. `kubectl patch --type json` or `"Content-Type: application/json-patch+json"`) that consumes excessive resources while processing, causing a Denial of Service on the API Server.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2019-1002100
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 08:43 UTC · Revision 1
Source evidence
In all Kubernetes versions prior to v1.11.8, v1.12.6, and v1.13.4, users that are authorized to make patch requests to the Kubernetes API Server can send a specially crafted patch of type "json-patch" (e.g. `kubectl patch --type json` or `"Content-Type: application/json-patch+json"`) that consumes excessive resources while processing, causing a Denial of Service on the API Server.
osv:CVE-2019-1002100
Complete source record
{
"id": "15d1819e1a5f7b27a1adb6aab550c2142034da1d541077b15627f274e50211c9",
"url": "https://osv.dev/vulnerability/CVE-2019-1002100",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2019-1002100",
"summary": "In all Kubernetes versions prior to v1.11.8, v1.12.6, and v1.13.4, users that are authorized to make patch requests to the Kubernetes API Server can send a specially crafted patch of type \"json-patch\" (e.g. `kubectl patch --type json` or `\"Content-Type: application/json-patch+json\"`) that consumes excessive resources while processing, causing a Denial of Service on the API Server.",
"evidence": "osv:CVE-2019-1002100",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2019-1002100",
"aliases": [
"CVE-2019-1002100",
"GHSA-q4rr-64r9-fwgf",
"GO-2023-1946"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/kubernetes/kubelet",
"type": "GIT",
"events": [
{
"introduced": "b2c7df37e34be8581976ae5b6289401530620ff9"
},
{
"fixed": "d16f820ebc930432e3e0f4ea43681713ee948cc5"
},
{
"introduced": "36ea738c771d6b8a50df632f092f5805818476c3"
},
{
"fixed": "b2baec5a487a3ad344d60bd012d1c9464f517011"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.12.0"
},
{
"fixed": "1.12.6"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.13.0"
},
{
"fixed": "1.13.4"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-1002100.json"
}
},
{
"ranges": [
{
"repo": "https://github.com/kubernetes/kubernetes",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "4e209c9383fa00631d124c8adcc011d617339b3c"
},
{
"introduced": "0ed33881dc4355495f623c6f22e7dd0b7632b7c0"
},
{
"fixed": "ab91afd7062d4240e95e51ac00a18bd58fddd365"
},
{
"introduced": "ddf47ac13c1a9483ea035a79cd7c10005ff21a6d"
},
{
"fixed": "c27b913fddd1a6c480c229191a087698aa92f0b1"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "1.11.8"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.12.0"
},
{
"fixed": "1.12.6"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.13.0"
},
{
"fixed": "1.13.4"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v1.13.4-beta.0",
"v1.13.3",
"v1.11.8-beta.0",
"v1.11.7",
"v1.12.5",
"v1.12.6-beta.0",
"v1.13.3-beta.0",
"v1.13.2",
"v1.11.6",
"v1.12.4",
"v1.11.7-beta.0",
"v1.12.5-beta.0",
"v1.13.2-beta.0",
"v1.13.1",
"v1.13.1-beta.0",
"v1.13.0",
"v1.11.6-beta.0",
"v1.11.5",
"v1.12.4-beta.0",
"v1.12.3",
"v1.11.4",
"v1.11.5-beta.0",
"v1.12.2",
"v1.12.3-beta.0",
"v1.12.2-beta.0",
"v1.12.1",
"v1.12.0",
"v1.12.1-beta.0",
"v1.11.4-beta.0",
"v1.11.3",
"v1.11.3-beta.0",
"v1.11.2",
"v1.11.2-beta.0",
"v1.11.1",
"v1.11.1-beta.0",
"v1.11.0",
"v1.11.0-rc.3",
"v1.11.0-rc.2",
"v1.11.0-rc.1",
"v1.11.0-beta.2",
"v1.11.0-beta.1",
"v1.11.0-beta.0",
"v1.12.0-alpha.0",
"v1.11.0-alpha.2",
"v1.11.0-alpha.1",
"v1.11.0-alpha.0",
"v1.10.0-alpha.3",
"v1.10.0-alpha.2",
"v1.10.0-alpha.1",
"v1.9.0-alpha.3",
"v1.10.0-alpha.0",
"v1.9.0-alpha.2",
"v1.9.0-alpha.1",
"v1.9.0-alpha.0",
"v1.8.0-alpha.3",
"v1.8.0-alpha.2",
"v1.8.0-alpha.0",
"v1.8.0-alpha.1",
"v1.7.0-alpha.4",
"v1.7.0-alpha.3",
"v1.7.0-alpha.2",
"v1.7.0-alpha.1",
"v1.7.0-alpha.0",
"v1.6.0-alpha.3",
"v1.6.0-alpha.2",
"v1.6.0-alpha.1",
"v1.6.0-alpha.0",
"v1.5.0-alpha.2",
"v1.5.0-alpha.1",
"v1.5.0-alpha.0",
"v1.4.0-alpha.3",
"v1.4.0-alpha.1",
"v1.4.0-alpha.2",
"v1.3.0-alpha.5",
"v1.3.0-alpha.4",
"v1.3.0-alpha.3",
"v1.3.0-alpha.1",
"v1.3.0-alpha.2",
"v1.3.0-alpha.0",
"v1.2.0-alpha.8",
"v1.2.0-alpha.7",
"v1.2.0-alpha.6",
"v1.2.0-alpha.5",
"v1.2.0-alpha.4",
"v1.2.0-alpha.3",
"v1.2.0-alpha.2",
"v1.2.0-alpha.1",
"v1.1.0-alpha.1",
"v1.1.0-alpha.0",
"v0.17.0",
"v0.13.1-dev"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-1002100.json"
}
}
],
"modified": "2026-10-24T10:49:42.863874215Z",
"provider": "osv",
"references": [
"https://groups.google.com/forum/#%21topic/kubernetes-announce/vmUUNkYfG9g",
"https://access.redhat.com/errata/RHSA-2019:1851",
"https://access.redhat.com/errata/RHSA-2019:3239",
"https://security.netapp.com/advisory/ntap-20190416-0002/",
"https://github.com/kubernetes/kubernetes/issues/74534"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*"
],
"vendor_product": "kubernetes:kubernetes",
"extracted_events": [
{
"range": [
{
"fixed": "1.11.8"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:a:redhat:openshift_container_platform:3.10:*:*:*:*:*:*:*",
"cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:openshift_container_platform",
"extracted_events": [
{
"range": [
{
"introduced": "3.10"
},
{
"last_affected": "3.10"
},
{
"introduced": "3.11"
},
{
"last_affected": "3.11"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2019-1002100",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 441803,
"published_at": "2019-04-01T14:29:00.483+00:00"
}