CVE-2026-32952
go-ntlmssp NTLM challenges can panic on malformed payloads
5.3
MEDIUM
CVSS 3.1
EPSS 0.07%
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.
How to fix CVE-2026-32952
To remediate CVE-2026-32952, upgrade the affected package to a fixed version below.
- —no fix listed
- —upgrade to 0.1.1 or later
Is CVE-2026-32952 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0
- from 0, < 0.1.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |