CVE-2026-108263: Astron Agent
The National Vulnerability Database (NVD) record says that before 1.1.2 Astron Agent's default workflow code node runs dynamic code through LocalExecutor without the documented sandbox restrictions, so an authenticated low-privilege tenant can execute code as root in the core-workflow container and read or modify other tenants' data; fixed in 1.1.2.
The record
- Kind
- Vulnerability
- Source record
- CVE-2026-108263: Astron Agent is an agentic workflow platform for building and running AI agents. Prior to 1.1.2, the default w (National Vulnerability Database record)
- Record published
- 2026-10-09
- Posted here
- 2026-10-12
- World
- Software agents · Enterprise work agents
- Controls concerned
- Containment and isolation C-E5
- Checked
- Checked against its record on 2026-10-22 by a reader who did not draft it; report
verification/reports/SIG-2026-10-12-003-2026-10-22.md.
A signal's controls are the ones its record points at, the exposure; a case's controls are the ones its records show were absent or failed, so the two can differ.
Corrections
Changes to what this signal says, with the reason. Every earlier version is kept.
- 2026-10-22: Summary. Found in an independent read against the record on 22 October 2026: the summary described a code path and omitted the record's finding and the fix (CVE record CVE-2026-108263).
Show the change
Before: Prior to 1.1.2, the default workflow code-node path through /console-api/workflow/code/run and /workflow/v1/run selects LocalExecutor in core/workflow/engine/nodes/code/code_node.py when CODE_EXEC_TYPE is not explicitly changed.After: The National Vulnerability Database (NVD) record says that before 1.1.2 Astron Agent's default workflow code node runs dynamic code through LocalExecutor without the documented sandbox restrictions, so an authenticated low-privilege tenant can execute code as root in the core-workflow container and read or modify other tenants' data; fixed in 1.1.2.
What a signal is. A signal records what a primary record says; it assigns no fault. It is lighter than a case: one dated item from one record, tagged with the world, sector and controls it touches. It becomes a case when it meets the bar for one.
New signals like this, once a week. A short email when a case, signal or rule touches software agents. Free; unsubscribe in one click.
Get the weekly emailNewer: CVE-2026-107824: x64dbg-MCP Server
Older: CVE-2026-107295: Pydantic AI