CVE-2026-32952

MEDIUM

go-ntlmssp NTLM challenges can panic on malformed payloads

Title source: cna
STIX 2.1

Description

go-ntlmssp is a Go package that provides NTLM/Negotiate authentication over HTTP. Prior to version 0.1.1, a malicious NTLM challenge message can causes an slice out of bounds panic, which can crash any Go process using `ntlmssp.Negotiator` as an HTTP transport. Version 0.1.1 patches the issue.

References (2)

Scores

CVSS v3 5.3
EPSS 0.0007
EPSS Percentile 20.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-190
Status published
Products (1)
Azure/go-ntlmssp < 0.1.1
Published Apr 24, 2026
Tracked Since Apr 24, 2026