CVE-2026-8052 json
Nomad's exec2 task driver vulnerable to arbitrary file read/write on client host through symlink attack
published 5mo ago modified 16d ago also EUVD-2026-29827 , GHSA-wqwc-x3rc-2xw6 , GO-2026-5718
- cvss
- 6.0
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.1%
- EPSS 0.1% chance of exploitation in 30 days, percentile 2%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- go github.com/hashicorp/nomad-driver-exec2 0.1.2
- HashiCorp Shared library 0.1.2
- govulncheck-vulndb openSUSE Leap 16.0 0.0.20260723T184607-160000.1.1
opensuse advisories openSUSE-SU-2026:21483-1
Is CVE-2026-8052 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 5mo ago
Exploit prediction
0.13% chance of exploitation in the next 30 days, higher than 2% of all scored CVEs (FIRST EPSS, 2026-11-11).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 6.0 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N |
| GitHub | 3.1 | 6.0 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| go | github.com/hashicorp/nomad-driver-exec2 | <0.1.2 |
0.1.2 |
Affected products
- HashiCorp Shared library
Classification
- Weakness
-
- CWE-59 Improper Link Resolution Before File Access
References
-
discuss.hashicorp.com
/t/hcsec-2026-13-nomads-exec2-task-driver-vulnerable-to-arbitrary-file-read-write-on-client-host-through-symli
web
-
nvd.nist.gov
/vuln/detail/CVE-2026-8052
advisory
-
github.com
/hashicorp/nomad-driver-exec2
package
-
github.com
/hashicorp/nomad-driver-exec2/releases/tag/v0.1.2
web
-
github.com
/advisories/GHSA-wqwc-x3rc-2xw6
advisory
Sources
- CVE List CVE-2026-8052
- GitHub Advisory GHSA-wqwc-x3rc-2xw6
- NVD CVE-2026-8052
- OSV GO-2026-5718
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.