CVE-2026-32952
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.
- CVSS 3.1
- 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - EPSS
- 1.0% chance of exploitation in the next 30 days; higher than 63% of CVEs (scores of 2026-10-26)
- CWE
- CWE-190
- Published
- Modified
- Record from
- the NVD, synced
Affected
- microsoft:go-ntlmssp
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-pjcq-xvwq-hhpj | Go | github.com/Azure/go-ntlmssp | <0.1.1 | 0.1.1 |
| GO-2026-5543 | Go | github.com/Azure/go-ntlmssp | <0.1.1 | 0.1.1 |