An issue in the <code>pickle</code> protocol of Pyro v3.x allows attackers to execute arbitrary code via supplying a crafted pickled string message.
History

Wed, 15 Apr 2026 16:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-94
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 14 Apr 2026 16:45:00 +0000

Type Values Removed Values Added
Title Arbitrary Code Execution via Pickle Deserialization in Pyro v3.x
Weaknesses CWE-502

Tue, 14 Apr 2026 16:30:00 +0000

Type Values Removed Values Added
First Time appeared Irmen
Irmen pyro3
Vendors & Products Irmen
Irmen pyro3

Mon, 13 Apr 2026 19:30:00 +0000

Type Values Removed Values Added
Description An issue in the <code>pickle</code> protocol of Pyro v3.x allows attackers to execute arbitrary code via supplying a crafted pickled string message.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2026-04-13T00:00:00.000Z

Updated: 2026-04-15T15:31:38.180Z

Reserved: 2026-03-09T00:00:00.000Z

Link: CVE-2026-31048

cve-icon Vulnrichment

Updated: 2026-04-15T15:31:31.970Z

cve-icon NVD

Status : Received

Published: 2026-04-13T20:16:33.410

Modified: 2026-04-15T16:16:36.907

Link: CVE-2026-31048

cve-icon Redhat

No data.