CVE-2026-19019: poco-ai poco-agent Claude File workspace.py WorkspaceManager._setup_session_persistence cleanup

Published Aug 6, 2026
·
Updated

A security flaw has been discovered in poco-ai poco-agent up to 0.5.4. Affected is the function WorkspaceManager.setupsessionpersistence 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.

Affected Software

1 affected component
poco-ai/poco-agent<=0.5.4

Event History

Aug 6, 2026
CVE Published
via MITRE·07:30 AM
Data Sourced
via MITRE·07:30 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·08:16 AM
DescriptionSeverityWeakness
Jun 2, 58566
Event
via NVD·06:28 PM
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2026-19019?

The severity of CVE-2026-19019 is medium with a score of 4.8.

2

What software is affected by CVE-2026-19019?

CVE-2026-19019 affects poco-ai poco-agent versions up to 0.5.4.

3

How do I fix CVE-2026-19019?

To fix CVE-2026-19019, update your poco-ai poco-agent to a version that addresses this vulnerability.

4

What is the impact of CVE-2026-19019?

The impact of CVE-2026-19019 is incomplete cleanup within the WorkspaceManager._setup_session_persistence function.

5

Can CVE-2026-19019 be exploited remotely?

Yes, CVE-2026-19019 can be exploited remotely due to its access vector being classified as AV:N.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203
CVE-2026-19019 - poco-ai poco-agent Claude File workspace.py WorkspaceManager._setup_session_persistence cleanup - SecAlerts