CVE-2026-19019

poco-ai poco-agent Claude File workspace.py WorkspaceManager._setup_session_persistence cleanup

Published Aug 6, 2026 CVSS 4.0 · 6.3 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title poco-ai poco-agent Claude File workspace.py WorkspaceManager._setup_session_persistence cleanup
First Time appeared Poco-ai
Poco-ai poco-agent
Weaknesses CWE-459
CPEs cpe:2.3:a:poco-ai:poco-agent:*:*:*:*:*:*:*:*
Vendors & Products Poco-ai
Poco-ai poco-agent
References
Metrics cvssV2_0

{'score': 4, 'vector': 'AV:N/AC:H/Au:N/C:N/I:P/A:P/E:POC/RL:ND/RC:C'}

cvssV3_0

{'score': 4.8, 'vector': 'CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 4.8, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 6.3, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulDB
Published
Updated
Aug 6, 2026, 2:58 PM
Reserved
Aug 5, 2026, 9:28 PM
Status
Deferred
Published
Aug 6, 2026, 8:16 AM
Modified
Oct 23, 2026, 9:10 PM