CVE-2026-32589
Mirror-registry: quay: insecure direct object reference in blobupload
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Mirror-registry: quay: insecure direct object reference in blobupload
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.
- Record
CVE-2026-32589- CVSS 3.1
- 7.4 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L - Weakness
- CWE-639, CWE-639
- Updated
- 2026-11-02
EUVDEUVD-2026-20513
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.
- Record
EUVD-2026-20513- CVSS 3.1
- 7.4 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-7fjh-cgxv-cjc6
A flaw was found in Red Hat Quay's container image upload process. An authenticated user with...
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.
- Record
GHSA-7fjh-cgxv-cjc6- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:H/A:L - Weakness
- CWE-639
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2026-32589- CVSS 3.1
- 7.4 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L - CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-639
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-32589 is a high vulnerability (CVSS 7.4) in Redhat Quay, published April 8, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 16th percentile. No source names a fixed version.
References
access.redhat.com/errata/RHSA-2026:19375
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bugzilla.redhat.com/show_bug.cgi?id=2446963
security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-32589.json
nvd.nist.gov/vuln/detail/CVE-2026-32589
github.com/advisories/GHSA-7fjh-cgxv-cjc6