CVE-2026-22702: virtualenv Has TOCTOU Vulnerabilities in Directory Creation

Overview

Severity

Medium (CVSS 4.5)

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L

Exploit Status

Not Exploited

Patch Tuesday

2026-Jan

Released

2026-01-13

Last Updated

2026-09-08

EPSS Score

0.10% (percentile: 0.7%)

Affected Products (4)

Other

• 21139-17086
• 20530-17086
• 17564-17084
• 21139-21692

Security Updates (1)

• CBL-Mariner Releases

Revision History

• 2026-01-13: Information published.
• 2026-02-18: Information published.
• 2026-02-21: Information published.
• 2026-03-31: Information published.
• 2026-08-10: Information published.
• 2026-09-08: Information published.