Vulnerability in Red Hat Openshift Update Service

CVE-2026-74244

A flaw was found in Red Hat Quay's Stripe billing webhook handler. This vulnerability allows an unauthenticated attacker to forge billing events by sending crafted JSON requests to the `/webhooks/stripe` endpoint without validating the Stripe-Signature header. Successful exploitation can lead to the unauthorized resetting of a namespace's build quota to its maximum and trigger unsolicited billing emails to namespace administrators.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-74244?
CVE-2026-74244 is a medium-severity vulnerability in Red Hat Openshift Update Service, classified under Improper Verification of Cryptographic Signature. CVSS score: 5.9/10. Published 2026-08-14.
How severe is CVE-2026-74244?
Medium severity. CVSS v3 base score is 5.9 out of 10.