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CVE-2026-102031 Junos OS Evolved: A low-privileged TACACS+ user causes root command execution when authorization refresh is enabled

🗓️ 14 Oct 2026 16:49:50Reported by juniperType 
cvelist
 cvelist
🔗 www.cve.org👁 6 Views

OS Command Injection in Junos OS Evolved TACACS allows root execution for low-priv users.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-102031
14 Oct 202618:10
–circl
cve
CVE
CVE-2026-102031
14 Oct 202616:49
–cve
euvd
EUVD
EUVD-2026-101356
14 Oct 202616:49
–euvd
nvd
NVD
CVE-2026-102031
14 Oct 202617:17
–nvd
[
  {
    "defaultStatus": "unaffected",
    "product": "Junos OS Evolved",
    "vendor": "Juniper Networks",
    "versions": [
      {
        "lessThan": "23.2R2-S7.7-EVO",
        "status": "affected",
        "version": "0",
        "versionType": "custom"
      },
      {
        "lessThan": "23.4R2-S8.11-EVO",
        "status": "affected",
        "version": "23.4",
        "versionType": "custom"
      },
      {
        "lessThan": "24.2R2-S5.6-EVO",
        "status": "affected",
        "version": "24.2",
        "versionType": "custom"
      },
      {
        "lessThan": "24.4R2-S5-EVO",
        "status": "affected",
        "version": "24.4",
        "versionType": "custom"
      },
      {
        "lessThan": "25.2R2-S2-EVO",
        "status": "affected",
        "version": "25.2",
        "versionType": "custom"
      },
      {
        "lessThan": "25.4R1-S3-EVO",
        "status": "affected",
        "version": "25.4",
        "versionType": "custom"
      },
      {
        "lessThan": "26.2R1-S2-EVO",
        "status": "affected",
        "version": "26.2",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "23.4X100",
        "versionType": "custom"
      },
      {
        "lessThan": "25.2X100-D35-EVO",
        "status": "affected",
        "version": "25.2X100",
        "versionType": "custom"
      },
      {
        "lessThan": "25.4X300-D40-EVO",
        "status": "affected",
        "version": "25.4X300",
        "versionType": "custom"
      }
    ]
  }
]

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