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CVE-2026-3479

Published Mar 18, 2026 CWE-22 EPSS 0.24% (15th pctl)

Overview

CVE-2026-3479 is a known-severity vulnerability. It was published on March 18, 2026.

Technical Description

DISPUTED: The project has clarified that the documentation was incorrect, and that pkgutil.get_data() has the same security model as open(). The documentation has been updated to clarify this point. There is no vulnerability in the function if following the intended security model.

pkgutil.get_data() did not validate the resource argument as documented, allowing path traversals.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHub github.com/python/cpython/commit/5af6ce3e7b643a30a02d22245c1e3f4a8bc0a1fe GitHub github.com/python/cpython/commit/bcdf231946b1da8bdfbab4c05539bb0cc964a1c7 GitHub github.com/python/cpython/commit/cf59bf76470f3d75ad47d80ffb8ce76b64b5e943 GitHub github.com/python/cpython/commit/d786d59a8f7196bb630100a869f28ad13436b59c GitHub github.com/python/cpython/issues/146121 GitHub github.com/python/cpython/pull/146122 Ref mail.python.org/archives/list/[email protected]/thread/WYLLVQOOCKGK73JM7Z7ZSNOJC4N7BAWY/

Frequently Asked Questions

What is CVE-2026-3479?

CVE-2026-3479 is a known-severity vulnerability. It was published on March 18, 2026.

How severe is CVE-2026-3479?

CVSS score information is not yet available for this vulnerability. Check back as the CVE record is updated by NVD analysts.

How do I fix or remediate CVE-2026-3479?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-3479?

CyberStrike's AI-powered security agents can automatically detect CVE-2026-3479 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.

How CyberStrike Helps

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