CVE-2026-19019
Medium
Description
A security flaw has been discovered in poco-ai poco-agent up to 0.5.4. Affected is the function WorkspaceManager._setup_session_persistence of the file executor/app/core/workspace.py of the component Claude File Handler. The manipulation results in incomplete cleanup. The attack may be performed from remote. Attacks of this nature are highly complex. The exploitability is told to be difficult. The exploit has been released to the public and may be used for attacks.
SeverityMedium
CVSS4.8
Exploit probability—
ProductPoco-ai Poco-agent
PublishedAug 6, 2026
First seenAug 6, 2026
Weakness typeCWE-459CWE-459
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| poco-ai poco-agent | 0.5.0, 0.5.1, 0.5.2, 0.5.3, 0.5.4 | — |
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