CVE-2026-32590

A flaw was found in Red Hat Quay's handling of resumable container image layer uploads. The upload process stores intermediate data in the database using a format that, if tampered with, could allow an attacker to execute arbitrary code on the Quay server.

What this means for your business

It affects Redhat Mirror Registry For Red Hat Openshift. It matters if your company, or a supplier that handles your data, runs it.
An attacker can use it remotely, over a network, with an ordinary user login, but only after tricking someone into an action such as opening a file or a link.
FIRST's prediction model gives it a 0.4% chance of attack attempts being seen in the next 30 days, ranking above 35% of all known flaws.

What to do

1Check whether your company or your suppliers run Redhat Mirror Registry For Red Hat Openshift, and which version. The affected versions are listed further down this page.
2If you do, apply the vendor's fix. A patch or vendor advisory has been published.

Not sure if your company is exposed?

Fastnexa’s certified penetration testers can check whether attackers could use this flaw, or others like it, against your websites, apps and network. The full test is free for our first 10 founding clients until 31 December 2026.

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Scoring

CVSS: 7.1 (v3.1)
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-502
Assigned by: secalert@redhat.com

Dates

Published: 2026-04-08
Last modified: 2026-09-09
Sources: NVD

Affected products

Redhat Mirror Registry For Red Hat Openshiftall versions, 2.0
Redhat Quay3.0.0

As listed in the NVD configuration data. Not a statement about your estate.