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CVE-2026-8052

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

MEDIUM
6
CVSS Score
Published: May 12, 2026 at 07:09 PM UTC
Updated: October 26, 2026 at 05:10 PM UTC
1 product affected across 1 vendorShared Library

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Severity
MEDIUM6
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Shared Library· Hashicorp
90%
0.1.0 ≤ v < 0.1.20.1.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: cverecord
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

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6MEDIUMHashiCorp
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-59

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