hashicorp/nomad-driver-exec2 · Security
HashiCorp Nomad’s exec2 task driver vulnerable to a symlink attack
- GHSA ID
- GHSA-wqwc-x3rc-2xw6
- CVE ID
- CVE-2026-8052
- Severity
- medium
- Published
- Updated
- CVSS
- 6 · CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N
- CVSS v3
- 6 · CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N
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.
CWEs
- CWE-59 · Improper Link Resolution Before File Access ('Link Following')
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-8052 ↗
- 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 ↗
- https://github.com/hashicorp/nomad-driver-exec2/releases/tag/v0.1.2 ↗
- https://github.com/advisories/GHSA-wqwc-x3rc-2xw6 ↗