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CVE-2019-11888

CRITICAL severity · CVSS 9.8 · Improper privilege management
9.8CVSS CRITICAL

Summary

Go through 1.12.5 on Windows mishandles process creation with a nil environment in conjunction with a non-nil token, which allows attackers to obtain sensitive information or gain privileges.

Impact & exploitability

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products we track (1)

Go

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.

Official patch: https://go-review.googlesource.com/c/go/+/176619 ↗

Last checked: Wed, 10 Jun 2026 22:18:30 UTC