A flaw was found in Quay. A user configured in GLOBAL_READONLY_SUPER_USERS is able to view robot account tokens for repositories they are not a member of, allowing an attacker with read-only superuser privileges to impersonate any robot account.

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Vendors Products
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

Remove users who can not be trusted with robot account credentials from GLOBAL_READONLY_SUPER_USERS.

History

Thu, 30 Jul 2026 00:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Important


Wed, 29 Jul 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 29 Jul 2026 16:45:00 +0000

Type Values Removed Values Added
Description A flaw was found in Quay. A user configured in GLOBAL_READONLY_SUPER_USERS is able to view robot account tokens for repositories they are not a member of, allowing an attacker with read-only superuser privileges to impersonate any robot account.
Title Quay: quay: global read-only superuser can view robot account tokens
First Time appeared Redhat
Redhat quay
Weaknesses CWE-863
CPEs cpe:/a:redhat:quay:3
Vendors & Products Redhat
Redhat quay
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2026-07-29T18:05:53.353Z

Reserved: 2026-07-29T16:19:25.998Z

Link: CVE-2026-18255

cve-icon Vulnrichment

Updated: 2026-07-29T18:05:50.359Z

cve-icon NVD

No data.

cve-icon Redhat

Severity : Important

Publid Date: 2026-07-21T14:34:20Z

Links: CVE-2026-18255 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses