CVE-2026-22871

CRITICAL
2026-01-13 [email protected] GHSA-xg9w-vg3g-6m68
9.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
Patch Released
Jan 21, 2026 - 18:46 nvd
Patch available
CVE Published
Jan 13, 2026 - 21:15 nvd
CRITICAL 9.8

Tags

RCE Path Traversal AI / ML Guarddog

Description

GuardDog is a CLI tool to identify malicious PyPI packages. Prior to 2.7.1, there is a path traversal vulnerability exists in GuardDog's safe_extract() function that allows malicious PyPI packages to write arbitrary files outside the intended extraction directory, leading to Arbitrary File Overwrite and Remote Code Execution on systems running GuardDog. This vulnerability is fixed in 2.7.1.

Analysis

GuardDog security scanner before 2.7.1 has a path traversal in safe_extract() that allows malicious PyPI packages to write files outside the extraction directory. Ironic vulnerability in a tool designed to detect malicious packages. …

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Remediation

Within 24 hours: Identify all affected systems and apply vendor patches immediately. Review file handling controls and restrict upload directories.

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Priority Score

50
Low Medium High Critical
KEV: 0
EPSS: +0.6
CVSS: +49
POC: 0

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CVE-2026-22871 vulnerability details – vuln.today
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