---
title: "CVE-2026-94368: NooBaa noobaa-core - Broken Access Control"
description: "NooBaa noobaa-core contains a broken access control vulnerability caused by improper validation of unsigned x-amz- headers in S3 presigned URLs using Signature Version 4, letting attackers with valid presigned PUT URLs perform unauthorized CopyObject operations, exploit requires possession of a valid presigned PUT URL."
url: https://panop.io/threat-heartbeat/CVE-2026-94368/
---

# CVE-2026-94368 NooBaa noobaa-core - Broken Access Control

NooBaa noobaa-core contains a broken access control vulnerability caused by improper validation of unsigned x-amz- headers in S3 presigned URLs using Signature Version 4, letting attackers with valid presigned PUT URLs perform unauthorized CopyObject operations, exploit requires possession of a valid presigned PUT URL.

CVSS base score 7.1 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.23% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-94368)

## Details

Type

Broken Access Control

Impact

Broken Access Control, Information Disclosure

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N

Published

21 September 2026

Updated

15 October 2026

Weakness

[CWE-347](https://cwe.mitre.org/data/definitions/347.html)

## Vendor fix

Update to the latest version containing the fix.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-94368](https://nvd.nist.gov/vuln/detail/CVE-2026-94368)
- [https://access.redhat.com/security/cve/CVE-2026-94368](https://access.redhat.com/security/cve/CVE-2026-94368)
- [https://bugzilla.redhat.com/show\_bug.cgi?id=2537364](https://bugzilla.redhat.com/show_bug.cgi?id=2537364)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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