All vulnerabilities

CVE-2026-32952

go-ntlmssp NTLM challenges can panic on malformed payloads

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.

Patch Available

Fix available through Seal Security. No upgrade required, protect your application instantly.

Fix without upgrading
Score
5.3
Severity
Medium
Ecosystem
GO
Publish Date
April 23, 2026
Modified Date
May 5, 2026
Score Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected Versions