CVE-2026-19019CWE-459

CVE-2026-19019

Medium · published August 6, 2026

CVSS v3.1
4.8
EPSS
0%
Percentile
41.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
4.8 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00489 · 41.2th percentile
Weakness
CWE-459 · Incomplete Cleanup
Published
2026-08-06T12:16Z
References (6)
EPSS history
Timeline
  • 06 AUG 07:30Z
    poco-ai poco-agent Claude File workspace.py WorkspaceManager._setup_session_persistence cleanup
    cvelistv5