CVE-2025-50460: PYSEC-2026-1683 - MS SWIFT Remote Code Execution via unsafe PyYAML deserialization

CVE-2025-50460 · Severity: low · CVSS 3.1 · Published 2026-07-07

MS SWIFT Remote Code Execution via unsafe PyYAML deserialization

Technologies: ms-swift (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2025-50460 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-50460 being exploited in the wild.
How severe is CVE-2025-50460?
Low severity, with a CVSS score of 3.1, published 7 July 2026.
Which products and versions are affected?
ms-swift (PyPI) ECOSYSTEM:introduced=0,last_affected=3.6.3.
Is there a fix for CVE-2025-50460?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2025-50460?
Check whether you run ms-swift (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • ms-swift (PyPI) ECOSYSTEM:introduced=0,last_affected=3.6.3

Identifiers

  • CVE-2025-50460
  • GHSA-fm6c-f59h-7mmg
  • PYSEC-2026-1683

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