Spinnaker is an open source, multi-cloud continuous delivery platform. Prior to 2026.1.0, 2026.0.3, 2025.4.4, and 2025.3.3, unsafe YAML processing bypasses safe deserialization when using CloudFormation deployments or CloudFoundry baking. The use of a non-safe constructor allows arbitrary loading of Java classes, leading to remote code execution. This issue is fixed in versions 2026.1.0, 2026.0.3, 2025.4.4, and 2025.3.3.
{
"cwe_ids": [
"CWE-470",
"CWE-502"
],
"cna_assigner": "GitHub_M",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/44xxx/CVE-2026-44795.json",
"unresolved_ranges": [
{
"source": "AFFECTED_FIELD",
"extracted_events": [
{
"introduced": "2025.4.0"
},
{
"fixed": "2025.4.4"
},
{
"introduced": "2026.0.0"
},
{
"fixed": "2026.0.3"
},
{
"fixed": "2025.3.3"
}
]
}
]
}"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-44795.json"
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"threshold": 0.9
},
"id": "CVE-2026-44795-04b581f6",
"target": {
"file": "rosco/rosco-manifests/src/main/java/com/netflix/spinnaker/rosco/manifests/cloudfoundry/CloudFoundryBakeManifestService.java"
},
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},
{
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"id": "CVE-2026-44795-23fa8646",
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"id": "CVE-2026-44795-2f2f4af4",
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},
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"length": 263.0
},
"id": "CVE-2026-44795-6350f0bc",
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"file": "kork/kork-core/src/main/java/com/netflix/spinnaker/kork/yaml/YamlHelper.java"
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"id": "CVE-2026-44795-8295c13c",
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"id": "CVE-2026-44795-8e374697",
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"id": "CVE-2026-44795-910e0f54",
"target": {
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},
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"id": "CVE-2026-44795-a1b81ff7",
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"id": "CVE-2026-44795-abf999d0",
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},
"id": "CVE-2026-44795-aefd449a",
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"id": "CVE-2026-44795-f55d91d9",
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"id": "CVE-2026-44795-fd79e6d8",
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]
"2026-08-05T08:33:22Z"