CVE-2026-33221
Nhost Storage Affected by MIME Type Spoofing via Trusted Client Content-Type Header in Storage Upload in github.com/nhost/nhost
5.3
MEDIUM
CVSS 3.1
EPSS 0.01%
Description
Nhost Storage Affected by MIME Type Spoofing via Trusted Client Content-Type Header in Storage Upload in github.com/nhost/nhost
How to fix CVE-2026-33221
To remediate CVE-2026-33221, upgrade the affected package to a fixed version below.
- Go/github.com/nhost/nhost—upgrade to 0.0.0-20260318074820-c4bd53f042d7 or later
- —upgrade to 0.0.0-20260318074820-c4bd53f042d7 or later
Is CVE-2026-33221 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 0.0.0-20260318074820-c4bd53f042d7
- from 0, < 0.0.0-20260318074820-c4bd53f042d7
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |