CVE-2026-109569

sandboxed.sh through 1.3.0 Container Escape via nsenter Missing Root Namespace

9.3 Critical

sandboxed.sh through 1.3.0 contains a container escape vulnerability that allows code in container workspaces to access the host filesystem because nsenter attaches without --root. Agent-run code in a container workspace can resolve absolute paths on the host to read and modify host files, bypassing documented isolation.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.13%Unchanged since Oct 13, 2026

What each source reports

CVE List Score used 9.3

sandboxed.sh through 1.3.0 Container Escape via nsenter Missing Root Namespace

Record: CVE-2026-109569
CVSS 4.0: 9.3 CriticalCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CVSS 3.1: 8.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-1188
Updated: 2026-11-02

EUVDEUVD-2026-97892 9.3

Record: EUVD-2026-97892
CVSS 4.0: 9.3 CriticalCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-xqq7-hjvp-gg2f 9.3

sandboxed.sh through 1.3.0 contains a container escape vulnerability that allows code in...

Record: GHSA-xqq7-hjvp-gg2f
CVSS 4.0: 9.3 CriticalCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 8.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-1188
Updated: 2026-11-02

NVD 9.3

Record: CVE-2026-109569
CVSS 4.0: 9.3 CriticalCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 8.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-1188
Updated: 2026-11-02

OSV 9.3

sandboxed.sh through 1.3.0 Container Escape via nsenter Missing Root Namespace

Record: CVE-2026-109569
CVSS 4.0: 9.3 CriticalCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Weakness: CWE-1188
Updated: 2026-11-02

Affected products

th0rgal sandboxed.sh

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-109569 is a critical vulnerability (CVSS 9.3) in Th0rgal Sandboxed.sh, published October 12, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.13%, the 2nd percentile. No source names a fixed version.