(CVE-2026-73500)
Vulnerability from cleanstart – Published: 2026-09-18 09:33 – Updated: 2026-10-09 07:13 – Source website
VLAI
Summary
Security fix for CVE-2026-73500 applied in: calico 3.30.7-r7, calico 3.31.6-r2, calico 3.32.1-r3, cert-manager 1.18.6-r5, cert-manager 1.19.6-r3, cert-manager 1.20.3-r4, cert-manager 1.21.1-r0, cluster-autoscaler 1.36.1-r2, cortex 1.18.1-r5, cortex 1.19.1-r3, cortex 1.20.1-r4, dex 2.43.1-r2, dex 2.44.0-r7, eks-distro-kube-apiserver 1.34.11-r1, keda 2.17.2-r2, kube-metrics-adapter 0.2.9-r1, kube-vip 0.9.2-r1, kube-vip 1.0.4-r2, kube-vip 1.1.2-r4, kube-vip-fips 0.9.2-r1, kube-vip-fips 1.0.4-r1, kube-vip-fips 1.1.2-r1, kubernetes 1.33.13-r1, kubernetes 1.34.10-r5, kubernetes 1.35.7r2, kyverno 1.16.4-r3, metrics-server 0.9.0-r1, minio-client 0.20250721.052808-r1, tempo 2.10.8-r2, vault 1.19.5-r3, vault 1.20.4-r9, vault 1.21.4-r10, vault 2.0.4-r5, victoriametrics-operator 0.71.0-r2
Details
CVE-2026-73500 affects multiple packages. This issue is resolved in later releases. See references for individual vulnerability details.
Severity
References
{
"affected": [
{
"package": {
"ecosystem": "CleanStart",
"name": "calico",
"purl": "pkg:apk/cleanstart/calico"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "3.30.7-r7"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "calico",
"purl": "pkg:apk/cleanstart/calico"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "3.31.6-r2"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "calico",
"purl": "pkg:apk/cleanstart/calico"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "3.32.1-r3"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "cert-manager",
"purl": "pkg:apk/cleanstart/cert-manager"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.18.6-r5"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "cert-manager",
"purl": "pkg:apk/cleanstart/cert-manager"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.19.6-r3"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "cert-manager",
"purl": "pkg:apk/cleanstart/cert-manager"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.20.3-r4"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "cert-manager",
"purl": "pkg:apk/cleanstart/cert-manager"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.21.1-r0"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "cluster-autoscaler",
"purl": "pkg:apk/cleanstart/cluster-autoscaler"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.36.1-r2"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "cortex",
"purl": "pkg:apk/cleanstart/cortex"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.18.1-r5"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "cortex",
"purl": "pkg:apk/cleanstart/cortex"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.19.1-r3"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "cortex",
"purl": "pkg:apk/cleanstart/cortex"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.20.1-r4"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "dex",
"purl": "pkg:apk/cleanstart/dex"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.43.1-r2"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "dex",
"purl": "pkg:apk/cleanstart/dex"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.44.0-r7"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "eks-distro-kube-apiserver",
"purl": "pkg:apk/cleanstart/eks-distro-kube-apiserver"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.34.11-r1"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "keda",
"purl": "pkg:apk/cleanstart/keda"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.17.2-r2"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "kube-metrics-adapter",
"purl": "pkg:apk/cleanstart/kube-metrics-adapter"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.2.9-r1"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "kube-vip",
"purl": "pkg:apk/cleanstart/kube-vip"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.9.2-r1"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "kube-vip",
"purl": "pkg:apk/cleanstart/kube-vip"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.0.4-r2"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "kube-vip",
"purl": "pkg:apk/cleanstart/kube-vip"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.1.2-r4"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "kube-vip-fips",
"purl": "pkg:apk/cleanstart/kube-vip-fips"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.9.2-r1"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "kube-vip-fips",
"purl": "pkg:apk/cleanstart/kube-vip-fips"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.0.4-r1"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "kube-vip-fips",
"purl": "pkg:apk/cleanstart/kube-vip-fips"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.1.2-r1"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "kubernetes",
"purl": "pkg:apk/cleanstart/kubernetes"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.33.13-r1"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "kubernetes",
"purl": "pkg:apk/cleanstart/kubernetes"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.34.10-r5"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "kubernetes",
"purl": "pkg:apk/cleanstart/kubernetes"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.35.7r2"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "kyverno",
"purl": "pkg:apk/cleanstart/kyverno"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.16.4-r3"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "metrics-server",
"purl": "pkg:apk/cleanstart/metrics-server"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.9.0-r1"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "minio-client",
"purl": "pkg:apk/cleanstart/minio-client"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.20250721.052808-r1"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "tempo",
"purl": "pkg:apk/cleanstart/tempo"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.10.8-r2"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "vault",
"purl": "pkg:apk/cleanstart/vault"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.19.5-r3"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "vault",
"purl": "pkg:apk/cleanstart/vault"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.20.4-r9"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "vault",
"purl": "pkg:apk/cleanstart/vault"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.21.4-r10"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "vault",
"purl": "pkg:apk/cleanstart/vault"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.0.4-r5"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "CleanStart",
"name": "victoriametrics-operator",
"purl": "pkg:apk/cleanstart/victoriametrics-operator"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.71.0-r2"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"credits": [],
"database_specific": {},
"details": "CVE-2026-73500 affects multiple packages. This issue is resolved in later releases. See references for individual vulnerability details.",
"id": "CLEANSTART-2026-ZK46076",
"modified": "2026-10-09T07:13:01Z",
"published": "2026-09-18T09:33:28.912150Z",
"references": [
{
"type": "ADVISORY",
"url": "https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-ZK46076.json"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2026-73500"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-73500"
}
],
"related": [],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"type": "CVSS_V4"
}
],
"summary": "Security fix for CVE-2026-73500 applied in: calico 3.30.7-r7, calico 3.31.6-r2, calico 3.32.1-r3, cert-manager 1.18.6-r5, cert-manager 1.19.6-r3, cert-manager 1.20.3-r4, cert-manager 1.21.1-r0, cluster-autoscaler 1.36.1-r2, cortex 1.18.1-r5, cortex 1.19.1-r3, cortex 1.20.1-r4, dex 2.43.1-r2, dex 2.44.0-r7, eks-distro-kube-apiserver 1.34.11-r1, keda 2.17.2-r2, kube-metrics-adapter 0.2.9-r1, kube-vip 0.9.2-r1, kube-vip 1.0.4-r2, kube-vip 1.1.2-r4, kube-vip-fips 0.9.2-r1, kube-vip-fips 1.0.4-r1, kube-vip-fips 1.1.2-r1, kubernetes 1.33.13-r1, kubernetes 1.34.10-r5, kubernetes 1.35.7r2, kyverno 1.16.4-r3, metrics-server 0.9.0-r1, minio-client 0.20250721.052808-r1, tempo 2.10.8-r2, vault 1.19.5-r3, vault 1.20.4-r9, vault 1.21.4-r10, vault 2.0.4-r5, victoriametrics-operator 0.71.0-r2",
"upstream": [
"CVE-2026-73500"
]
}
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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.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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