Nanomsg versions 0.5-beta through 1.x before 1.2.3 has a remotely exploitable buffer overflow in the WebSocket transport, due to an unchecked copy of the Sec-WebSocket-Version header, through snprintf.
History

Thu, 24 Sep 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 24 Sep 2026 09:45:00 +0000

Type Values Removed Values Added
First Time appeared Nanomsg
Nanomsg nanomsg
Vendors & Products Nanomsg
Nanomsg nanomsg

Thu, 24 Sep 2026 04:45:00 +0000

Type Values Removed Values Added
Title Remote Buffer Overflow in Nanomsg WebSocket Transport

Thu, 24 Sep 2026 03:30:00 +0000

Type Values Removed Values Added
Description Nanomsg versions 0.5-beta through 1.x before 1.2.3 has a remotely exploitable buffer overflow in the WebSocket transport, due to an unchecked copy of the Sec-WebSocket-Version header, through snprintf.
Weaknesses CWE-122
References
Metrics cvssV4_0

{'score': 8.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:H/SI:H/SA:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2026-09-24T03:17:23.503Z

Updated: 2026-09-24T12:47:21.751Z

Reserved: 2026-09-24T03:17:23.134Z

Link: CVE-2026-97152

cve-icon Vulnrichment

Updated: 2026-09-24T12:46:58.523Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-09-24T04:18:06.213

Modified: 2026-09-24T21:04:40.340

Link: CVE-2026-97152

cve-icon Redhat

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