CVE-2026-39824
Invoking integer overflow in NewNTUnicodeString in golang.org/x/sys/windows
3.3
LOW
CVSS 3.1
EPSS 0.01%
Description
NewNTUnicodeString does not check for string length overflow. When provided with a string that overflows the maximum size of a NTUnicodeString (a 16-bit number of bytes), it returns a truncated string rather than an error.
How to fix CVE-2026-39824
To remediate CVE-2026-39824, upgrade the affected package to a fixed version below.
- —upgrade to 0.44.0 or later
Is CVE-2026-39824 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 0.44.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| nvd | CVSS 3.1 | LOW3.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |