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Medium 5.5Published Jul 24, 2026

CVE-2026-16910Quay: ssrf in red hat quay notification webhooks (slack/generic)

Updated under an hour ago ()

Does this affect you?

It affects Red Hat OpenShift Update Service and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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.

CVSS
5.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N
Weakness (CWE)
CWE-918
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
redhat
NVD analysis
Awaiting Analysis
Record last updated
Jul 24, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Red Hat Red Hat OpenShift Update Service
redhat:openshift_update_service
5
CNA record
3
CNA record

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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