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No exploitation reportedFix available

CVE-2026-55175

No exploitation reported by the sources we read.

  • Published2026-07-10
  • Fixed in2026.1.1 · 2026.0.3 · 2025.4.4 · 2025.3.4
  • WeaknessCWE-502

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Spinnaker is an open source, multi-cloud continuous delivery platform. Prior to versions 2026.1.1, 2026.0.3, 2025.4.4, and 2025.3.4 on their respective release lines, Kustomize bake operations allow unsafe YAML tag processing in rosco manifests. This can lead to remote code execution on rosco pods when performing Kustomize bakes. This issue is fixed in versions 2026.1.1, 2026.0.3, 2025.4.4, and 2025.3.4.

Timeline

dates in UTC
  1. 2026-07-1023:16CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2026-55175?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2026-55175?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · OSV
Linuxfoundation spinnaker
BranchAffectedFixed in
2026.1≥ 2026.1.0, < 2026.1.12026.1.1
2026.0≥ 2026.0.0, < 2026.0.32026.0.3
2025.4≥ 2025.4.0, < 2025.4.42025.4.4
2025.3≥ 2025.3.0, < 2025.3.42025.3.4
2025.3< 2025.3.42025.3.4

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

  1. Update Linuxfoundation spinnaker to 2026.1.1 · 2026.0.3 · 2025.4.4 · 2025.3.4

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • NVDCVE recordread 2026-10-23
  • CISA-ADPSSVC decisionnone2026-07-14
  • OpenCVESSVC decisionnone—
  • CNACVSS 3.17.5read 2026-10-23
  • CNAweakness (CWE)CWE-502read 2026-10-23
  • FIRST EPSSEPSS score1.1 %2026-10-23
  • OSVaffected packages—

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2026-07-10
Last Modified
2026-07-21
NVD status
Analyzed

Frequently asked questions

What is CVE-2026-55175?

Spinnaker is an open source, multi-cloud continuous delivery platform. Prior to versions 2026.1.1, 2026.0.3, 2025.4.4, and 2025.3.4 on their respective release lines, Kustomize bake operations allow unsafe YAML tag processing in rosco manifests. This can lead to remote code execution on rosco pods when performing Kustomize bakes. This issue is fixed in versions 2026.1.1, 2026.0.3, 2025.4.4, and 2025.3.4.

Is CVE-2026-55175 actively exploited?

Active exploitation of CVE-2026-55175 has not been confirmed. Its EPSS score was 1.1% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-55175?

CVE-2026-55175 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

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