CVE-2026-32589

A flaw was found in Red Hat Quay's container image upload process. An authenticated user with push access to any repository on the registry can interfere with image uploads in progress by other users, including those in repositories they do not have access to. This could allow the attacker to read, modify, or cancel another user's in-progress image upload.

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, and without anyone at your company clicking anything.
FIRST's prediction model gives it a 0.2% chance of attack attempts being seen in the next 30 days, ranking above 15% 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.

Check if you’re exposed Book a call

Scoring

CVSS: 7.4 (v3.1)
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
Weakness: CWE-639
Assigned by: secalert@redhat.com

Dates

Published: 2026-04-08
Last modified: 2026-09-10
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.