CVE-2026-8052

MEDIUM

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

Title source: cna

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.

References (1)

Core 1

Core References

https://discuss.hashicorp.com/t/hcsec-2026-13-nomads-exec2-task-driver-vulnerable-to-arbitrary-file-read-write-on-client-host-through-symlink-attack/77415

Scores

CVSS v3 6.0

EPSS 0.0003

EPSS Percentile 8.2%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-59

Status published

Products (2)

hashicorp/nomad-driver-exec2 0 - 0.1.2Go

HashiCorp/Shared library 0.1.0 - 0.1.2

Published May 12, 2026

Tracked Since May 13, 2026