CVE-2026-8052

Nomad's exec2 task driver vulnerable to arbitrary file read/write on client host through symlink attack

Published May 12, 2026 CVSS 3.1 · 6 Medium EPSS < 1% KEV · Not listed
Description
HashiCorp Nomad’s exec2 task driver prior to 0.1.2 is vulnerable to arbitrary file read and write on the client host as the Nomad process user through a symlink attack. This vulnerability (CVE-2026-8052) is fixed in version 0.1.2 of the exec2 task driver.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-wqwc-x3rc-2xw6 HashiCorp Nomad’s exec2 task driver vulnerable to a symlink attack
History
Type Values Removed Values Added
First Time appeared Hashicorp
Hashicorp shared Library
Vendors & Products Hashicorp
Hashicorp shared Library
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description HashiCorp Nomad’s exec2 task driver prior to 0.1.2 is vulnerable to arbitrary file read and write on the client host as the Nomad process user through a symlink attack. This vulnerability (CVE-2026-8052) is fixed in version 0.1.2 of the exec2 task driver.
Title Nomad's exec2 task driver vulnerable to arbitrary file read/write on client host through symlink attack
Weaknesses CWE-59
References
Metrics cvssV3_1

{'score': 6, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
HashiCorp
Published
Updated
May 12, 2026, 8:22 PM
Reserved
May 6, 2026, 6:39 PM
Status
Deferred
Published
May 12, 2026, 8:16 PM
Modified
Oct 26, 2026, 5:10 PM