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CVE-2026-8052

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

Published: May 12, 2026Updated: May 13, 2026 Sources: CVE List NVD BDUCWE-59
6.0MEDIUM
NVD MITRE
EPSS Score
0.1%
Top 97.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:LPR:HUI:NS:CC:NI:HA:N
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-59

Affected Products

HashiCorp
commercial·USaka hashicorp inc.
exec2Library
Cloud & SaaS
Shared libraryLibraryLibrary
OSS Libraries / generic-library

Exploitability

Official Patch Available

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Collection
Discovery
View detailed technique mapping

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/77415/1
discuss.hashicorp.com
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
discuss.hashicorp.com

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