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Vulnerability record · CVE-2024-53899 · published 24 November 2024

CVE-2024-53899: Virtualenv command injection vulnerability

Virtualenv · Virtualenv

virtualenv before 20.26.6 allows command injection through the activation scripts for a virtual environment. Magic template strings are not quoted correctly when replacing. NOTE: this is not the same as CVE-2024-9287.

7.8 CVSS 3.1 High EPSS 1.6% · top 25.6% CWE-77 · Command injectionCWE-78 · OS command injection
7.8CVSS 3.1 base score
1.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

virtualenv before 20.26.6 allows command injection through the activation scripts for a virtual environment. Magic template strings are not quoted correctly when replacing. NOTE: this is not the same as CVE-2024-9287.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/pypa/virtualenv/issues/2768 Exploit
https://github.com/pypa/virtualenv/pull/2771 Patch
https://github.com/pypa/virtualenv/releases/tag/20.26.6 Release Notes

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2024-53899), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.