Nomad's exec2 task driver vulnerable to arbitrary file read/write on client host through symlink attack (HashiCorp Shared library)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.13 % · percentile 2 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- HashiCorp
- NVD status
- Deferred
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.
Weaknesses (CWE)
- CWE-59 — Improper Link Resolution Before File Access
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 6.0 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N | HashiCorp |
| CVSS 3.1 | MEDIUM 6.0 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N | NVD · security@hashicorp.com (Secondary) |
Advisories
- GHSA-wqwc-x3rc-2xw6 — HashiCorp Nomad’s exec2 task driver vulnerable to a symlink attack
- GO-2026-5718 — HashiCorp Nomad’s exec2 task driver vulnerable to a symlink attack in github.com/hashicorp/nomad-driver-exec2
European references
- ENISA EUVD · EUVD-2026-29827
- GCVE · GCVE-0-2026-8052
Affected products
| Product | Versions |
|---|---|
| HashiCorp · Shared library | affected 0.1.0 < 0.1.2 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |