Ghostwire

CVE-2026-16910: A flaw was found in Red Hat Quay's notification webhook feature. The Slack and generic webhook notification handlers...

MEDIUM CVSS 5.5 EPSS 0.21%

Published: July 24, 2026 | Last Modified: July 24, 2026

Description

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.

Ghostwire Analysis — What This Means Practically

Exploitation Probability (EPSS): Low — 0.21% (12th percentile)

Low exploitation probability based on current threat landscape data. Standard patching timeline is appropriate.

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

Security Coverage (1 articles)

References