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Vulnerability record/PUBLISHED/Published Nov 11, 2026 17:06:13 UTC

CVE-2026-110697

A flaw was found in Quay where the robot account listing function constructs a SQL LIKE pattern from user-controlled namespace names without escaping wildcard metacharacters. An attacker who creates a namespace containing an underscore character can match and retrieve robot accounts and their decrypted authentication tokens from other tenants' namespaces, leading to cross-tenant credential theft and unauthorized image operations.

Base score9.9/ 10
SeverityCriticalCVSS 3.1

Exploitability / impact

CVSS metric breakdown

Vector-derived attributes
Base severityCritical
Attack vectorNetworkAV
Attack complexityLowAC
Privileges requiredLowPR
User interactionNoneUI
ScopeChangedS
Confidentiality impactHighC
Integrity impactHighI
Availability impactHighA
CVSS vector stringCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

CVSS communicates standardized severity and impact characteristics. It does not establish whether a system is exploitable in your specific environment.

Record context

CVE Numbering Authorityredhat
Last updatedNov 12, 2026 16:00:51 UTC
PublishedNov 11, 2026 17:06:13 UTC
ReservedOct 14, 2026 14:10:16 UTC

Credits

  • This issue was discovered by Dave O'Connor (Red Hat).