CVE-2026-32590
Mirror-registry: remote code execution using pickle deserialization
CVSS Score
7.1
EPSS Score
0.1%
EPSS Percentile
26th
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.
| CWE | CWE-502 |
| Vendor | red hat |
| Product | red hat quay 3.1 |
| Published | Apr 8, 2026 |
| Last Updated | Jun 9, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
Red Hat / Red Hat Quay 3.1
All versions affected Red Hat / Red Hat Quay 3.12
All versions affected Red Hat / Red Hat Quay 3.14
All versions affected Red Hat / Red Hat Quay 3.15
All versions affected Red Hat / Red Hat Quay 3.16
All versions affected Red Hat / Red Hat Quay 3.17
All versions affected Red Hat / Red Hat Quay 3.17
All versions affected Red Hat / Red Hat Quay 3.9
All versions affected Red Hat / mirror registry for Red Hat OpenShift
All versions affected Red Hat / mirror registry for Red Hat OpenShift 2
All versions affected References
access.redhat.com: https://access.redhat.com/errata/RHSA-2026:19375 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:21017 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:22465 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:22629 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:22840 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:23361 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:24833 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:24853 access.redhat.com: https://access.redhat.com/security/cve/CVE-2026-32590 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2446964
Credits
Red Hat would like to thank Antony Di Scala and Michael Whale for reporting this issue.