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CVE-2026-4881

🗓️ 04 Jun 2026 08:49:59Reported by OctopusType 
cve
 cve
🔗 web.nvd.nist.gov👁 9 Views

Octopus Server vulnerability lets any authenticated user change server settings via an API endpoint due to broken permission checks.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-4881
4 Jun 202608:49
attackerkb
Circl
CVE-2026-4881
18 May 202623:56
circl
Cvelist
CVE-2026-4881
4 Jun 202608:49
cvelist
EUVD
EUVD-2026-34227
4 Jun 202608:49
euvd
NVD
CVE-2026-4881
4 Jun 202610:16
nvd
Positive Technologies
PT-2026-46172
4 Jun 202600:00
ptsecurity
Vulnrichment
CVE-2026-4881
4 Jun 202608:49
vulnrichment
[
  {
    "vendor": "Octopus Deploy",
    "product": "Octopus Server",
    "platforms": [
      "Windows",
      "Linux"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "2023.0.0",
        "lessThan": "2025.4.10523",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "2025.4.0",
        "lessThan": "2025.4.10545",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "2026.1.0",
        "lessThan": "2026.1.11313",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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04 Jun 2026 10:16Current
5.8Medium risk
Vulners AI Score5.8
CVSS 46
SSVC
9