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CVE-2026-119168high8.8

Nomad allocation data migration may allow host directory permission modification via symlink following

Impact

HashiCorp Nomad and Nomad Enterprise are vulnerable to symlink following during same-client allocation data migration that may allow a malicious workload to change permissions and ownership of host directories. This could allow unauthorized access to host data or modification of host files, potentially leading to privilege escalation. This vulnerability (CVE-2026-119168) is fixed in Nomad 2.1.1 and Nomad Enterprise 2.1.0, 1.11.12, and 1.10.18.

Source excerpt · HashiCorp

Affected packages

This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.

Affected products

Vendor version evidence. Product records are separate from automatic dependency matching.

HashiCorp · HashiCorp

Nomad

1 range
HashiCorp version evidence
Platforms: 64 bit, 32 bit, x86, ARM, MacOS, Windows, Linux

Compare with this publisher’s ranges. This does not inspect your installation.

affected

0.5.3 → before 2.1.1

semver versions

unaffected

unknown

Other versions: unaffected

HashiCorp · HashiCorp

Nomad Enterprise

1 range
HashiCorp version evidence
Platforms: 64 bit, 32 bit, x86, ARM, MacOS, Windows, Linux

Compare with this publisher’s ranges. This does not inspect your installation.

affected

0.5.3 → before 2.1.0

semver versions

From 1.10.18: unaffected

From 1.11.12: unaffected

unaffected

unknown

Other versions: unaffected

Original source description

HashiCorp Nomad and Nomad Enterprise are vulnerable to symlink following during same-client allocation data migration that may allow a malicious workload to change permissions and ownership of host directories. This could allow unauthorized access to host data or modification of host files, potentially leading to privilege escalation. This vulnerability (CVE-2026-119168) is fixed in Nomad 2.1.1 and Nomad Enterprise 2.1.0, 1.11.12, and 1.10.18.

Inside the record

Evidence available

Package identity · not supplied
Version evidence
Remediation guidance · not supplied
Weakness classification
Additional publishers

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-119168

View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.

cve.new JSON →

Underlying weaknesses

The source’s classification of what caused the vulnerability.

CWE-59 ↗

CWE-59: Improper Link Resolution Before File Access (Link Following)

HashiCorp

Related →
Contributing organizations · 2
HashiCorp

Assigning organization

2026-10-30
CISA-ADP

Additional data publisher

2026-10-30

What changed

Follow changes
  1. CVE · CVE-2026-119168

    Observed 2026-10-30T18:06:20.122Z · upstream updated 2026-10-30T17:19:47.361Z

    Prioritization updated

    before

    []

    after

    [
  {
    "source": "CISA-ADP",
    "type": "SSVC",
    "role": "CISA Coordinator",
    "timestamp": "2026-10-30T17:19:36.166956Z",
    "decisions": [
      {
        "name": "Exploitation",
        "value": "none"
      },
      {
        "name": "Automatable",
        "value": "no"
      },
      {
        "name": "Technical Impact",
        "value": "total"
      }
    ]
  }
]
  2. CVE · CVE-2026-119168

    Observed 2026-10-30T16:13:30.563Z · upstream updated 2026-10-30T14:04:51.598Z

    Description revised

    before

    HashiCorp Nomad and Nomad Enterprise are vulnerable to symlink following during same-client allocation data migration that may allow a malicious workload to change permissions and ownership of host directories. This could allow unauthorized access to host data or modification of host files, potentially leading to privilege escalation. This vulnerability (CVE-2026-119168) is fixed in Nomad 2.1.0 and Nomad Enterprise 2.1.0, 1.11.12, and 1.10.18.

    after

    HashiCorp Nomad and Nomad Enterprise are vulnerable to symlink following during same-client allocation data migration that may allow a malicious workload to change permissions and ownership of host directories. This could allow unauthorized access to host data or modification of host files, potentially leading to privilege escalation. This vulnerability (CVE-2026-119168) is fixed in Nomad 2.1.1 and Nomad Enterprise 2.1.0, 1.11.12, and 1.10.18.
    Product or version evidence changed

    before

    [
  {
    "vendor": "HashiCorp",
    "name": "Nomad",
    "platforms": [
      "64 bit",
      "32 bit",
      "x86",
      "ARM",
      "MacOS",
      "Windows",
      "Linux"
    ],
    "versions": [
      {
        "version": "0.5.3",
        "status": "affected",
        "lessThan": "2.1.0",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected",
    "cpes": [],
    "source": "HashiCorp",
    "url": "https://www.cve.org/CVERecord?id=CVE-2026-119168"
  },
  {
    "vendor": "HashiCorp",
    "name": "Nomad Enterprise",
    "platforms": [
      "64 bit",
      "32 bit",
      "x86",
      "ARM",
      "MacOS",
      "Windows",
      "Linux"
    ],
    "versions": [
      {
        "version": "0.5.3",
        "status": "affected",
        "lessThan": "2.1.0",
        "versionType": "semver",
        "changes": [
          {
            "at": "1.11.12",
            "status": "unaffected"
          },
          {
            "at": "1.10.18",
            "status": "unaffected"
          }
        ]
      }
    ],
    "defaultStatus": "unaffected",
    "cpes": [],
    "source": "HashiCorp",
    "url": "https://www.cve.org/CVERecord?id=CVE-2026-119168"
  }
]

    after

    [
  {
    "vendor": "HashiCorp",
    "name": "Nomad",
    "platforms": [
      "64 bit",
      "32 bit",
      "x86",
      "ARM",
      "MacOS",
      "Windows",
      "Linux"
    ],
    "versions": [
      {
        "version": "0.5.3",
        "status": "affected",
        "lessThan": "2.1.1",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected",
    "cpes": [],
    "source": "HashiCorp",
    "url": "https://www.cve.org/CVERecord?id=CVE-2026-119168"
  },
  {
    "vendor": "HashiCorp",
    "name": "Nomad Enterprise",
    "platforms": [
      "64 bit",
      "32 bit",
      "x86",
      "ARM",
      "MacOS",
      "Windows",
      "Linux"
    ],
    "versions": [
      {
        "version": "0.5.3",
        "status": "affected",
        "lessThan": "2.1.0",
        "versionType": "semver",
        "changes": [
          {
            "at": "1.11.12",
            "status": "unaffected"
          },
          {
            "at": "1.10.18",
            "status": "unaffected"
          }
        ]
      }
    ],
    "defaultStatus": "unaffected",
    "cpes": [],
    "source": "HashiCorp",
    "url": "https://www.cve.org/CVERecord?id=CVE-2026-119168"
  }
]

Large field values are marked as truncated previews. Original source snapshots remain retained.

Showing up to 50 most recent observed changes.

References

1 sources
discuss.hashicorp.com/t/hcsec-2026-53-nomad-allocation-data-migration-may-allow-host-directory-permission-modification-via-symlink-following/77931
Source referenceHashiCorp