CVE-2026-16910
Quay: ssrf in red hat quay notification webhooks (slack/generic)
CVSS Score
5.5
EPSS Score
0.0%
EPSS Percentile
0th
A flaw was found in Red Hat Quay's notification webhook feature. The Slack and generic webhook notification handlers accept user-supplied URLs without SSRF validation, allowing a repository administrator to make the Quay worker issue POST requests to internal network addresses or cloud infrastructure endpoints that should not be reachable from the application.
| CWE | CWE-918 |
| Vendor | red hat |
| Product | red hat openshift update service |
| Published | Jul 24, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Affected Versions
Red Hat / Red Hat OpenShift Update Service
All versions affected Red Hat / Red Hat Quay 3
All versions affected Red Hat / Red Hat Quay 3
All versions affected References
Credits
Red Hat would like to thank Martin Brodeur for reporting this issue.