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CVE-2026-97152

Quick assessment

Affected
Nanomsg Nanomsg
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Nanomsg 0.5-beta 至 1.2.3 之前的 1.x 版本中，WebSocket 传输层存在一个可远程利用的缓冲区溢出漏洞。该漏洞是由于对 Sec-WebSocket-Version 头部的复制操作未进行充分检查，并通过 snprintf 函数执行所致。

CVSS 8.6 · High EPSS 0.31% · P22
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I. Basic Information for CVE-2026-97152

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
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
Source: CVE Program / CVE List V5
Vulnerability Type
堆缓冲区溢出
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Nanomsg Nanomsg 0.5.0 ~ 1.2.3 -

II. Public POCs for CVE-2026-97152

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III. Intelligence Information for CVE-2026-97152

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Other References for CVE-2026-97152 (3)

IV. Related Vulnerabilities

Same weakness: CWE-122

V. Comments for CVE-2026-97152

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