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CVE-2026-54099

A flaw was found in the Windows Machine Config Operator (WMCO) for Red Hat OpenShift Container Platform. The WICD CSR auto-approver validates that a Certificate Signing Request contains the organization system:wicd-nodes but does not reject additional organization values such as system:masters. A compromised Windows worker node that holds WICD credentials can submit a CSR that is auto-approved and signed by the cluster, yielding a client certificate that grants cluster-administrator privileges a
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:89535368d56337c6c7411139a19a56880408bf9f5c32eef4ea5d1901c694e02b
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 6 assertions

{"collectionURL":"https://catalog.redhat.com/software/containers/","cpes":["cpe:/a:redhat:windows_machine_config:10.22::el9"],"defaultStatus":"affected","packageName":"openshift4-wincw/windows-machine-config-rhel9-operator","product":"Red Hat OpenShift for Windows Containers 10.22","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"1783692800","versionType":"rpm"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/adp/1/affected/0

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:openshift:4"],"defaultStatus":"affected","packageName":"openshift4-wincw/windows-machine-config-rhel9-operator","product":"Red Hat OpenShift Container Platform 4","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/adp/1/affected/2

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:openshift:4"],"defaultStatus":"affected","packageName":"openshift4-wincw/windows-machine-config-rhel8-operator","product":"Red Hat OpenShift Container Platform 4","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/cna/affected/1

{"collectionURL":"https://catalog.redhat.com/software/containers/","cpes":["cpe:/a:redhat:windows_machine_config:10.22::el9"],"defaultStatus":"affected","packageName":"openshift4-wincw/windows-machine-config-rhel9-operator","product":"Red Hat OpenShift for Windows Containers 10.22","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"1783692800","versionType":"rpm"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/cna/affected/0

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:openshift:4"],"defaultStatus":"affected","packageName":"openshift4-wincw/windows-machine-config-rhel8-operator","product":"Red Hat OpenShift Container Platform 4","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/adp/1/affected/1

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:openshift:4"],"defaultStatus":"affected","packageName":"openshift4-wincw/windows-machine-config-rhel9-operator","product":"Red Hat OpenShift Container Platform 4","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/cna/affected/2

Affected products and versions

6 source assertions
{"collectionURL":"https://catalog.redhat.com/software/containers/","cpes":["cpe:/a:redhat:windows_machine_config:10.22::el9"],"defaultStatus":"affected","packageName":"openshift4-wincw/windows-machine-config-rhel9-operator","product":"Red Hat OpenShift for Windows Containers 10.22","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"1783692800","versionType":"rpm"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/adp/1/affected/0
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:openshift:4"],"defaultStatus":"affected","packageName":"openshift4-wincw/windows-machine-config-rhel9-operator","product":"Red Hat OpenShift Container Platform 4","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/adp/1/affected/2
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:openshift:4"],"defaultStatus":"affected","packageName":"openshift4-wincw/windows-machine-config-rhel8-operator","product":"Red Hat OpenShift Container Platform 4","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/cna/affected/1
{"collectionURL":"https://catalog.redhat.com/software/containers/","cpes":["cpe:/a:redhat:windows_machine_config:10.22::el9"],"defaultStatus":"affected","packageName":"openshift4-wincw/windows-machine-config-rhel9-operator","product":"Red Hat OpenShift for Windows Containers 10.22","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"1783692800","versionType":"rpm"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/cna/affected/0
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:openshift:4"],"defaultStatus":"affected","packageName":"openshift4-wincw/windows-machine-config-rhel8-operator","product":"Red Hat OpenShift Container Platform 4","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/adp/1/affected/1
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:openshift:4"],"defaultStatus":"affected","packageName":"openshift4-wincw/windows-machine-config-rhel9-operator","product":"Red Hat OpenShift Container Platform 4","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/cna/affected/2

Provider-owned CVSS observations

2 source assertions
{"metric":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/adp/1/metrics/1/cvssV3_1
{"metric":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/cna/metrics/1/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-269","description":"Improper Privilege Management","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/adp/1/problemTypes/0/descriptions/0
{"cweId":"CWE-269","description":"Improper Privilege Management","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/cna/problemTypes/0/descriptions/0

Source references

7 source assertions
{"tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:47173"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/adp/1/references/3
{"name":"RHSA-2026:47173","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:47173"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/cna/references/0
{"tags":["vdb-entry","x_refsource_REDHAT"],"url":"https://access.redhat.com/security/cve/CVE-2026-54099"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/adp/1/references/0
{"tags":["vdb-entry","x_refsource_REDHAT"],"url":"https://access.redhat.com/security/cve/CVE-2026-54099"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/cna/references/1
{"name":"RHBZ#2487950","tags":["issue-tracking","x_refsource_REDHAT"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2487950"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/adp/1/references/1
{"name":"RHBZ#2487950","tags":["issue-tracking","x_refsource_REDHAT"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2487950"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/cna/references/2
{"tags":["x_sadp-csaf-vex"],"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-54099.json"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8ab72e13718f634595d84c5705df78a71962feec19a6482f15c6295d735fc692 · sha256:08c83a437fd8301a… · /containers/adp/1/references/2

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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