Vulnerability DatabaseCVE-2026-8052
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CVE-2026-8052
Published:May 12, 2026
Updated:May 17, 2026
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 Packages
https://github.com/hashicorp/nomad-driver-exec2.git (GITHUB):
Affected version(s) >=v0.1.0-alpha.1 <v0.1.2
Fix Suggestion:
Update to version v0.1.2
github.com/hashicorp/nomad-driver-exec2 (GO):
Affected version(s) >=v0.0.0-20240507150930-f207a0f5786f <v0.1.2
Fix Suggestion:
Update to version v0.1.2
Related Resources (1)
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
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CVSS v4
Base Score:
8.1
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
HIGH
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
HIGH
Subsequent System Availability
NONE
CVSS v3
Base Score:
6
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
Improper Link Resolution Before File Access ('Link Following')
CWE-59
EPSS
Base Score:
0.02