CVE-2026-7723: PrefectHQ prefect WebSocket Endpoint in missing authentication
A flaw has been found in PrefectHQ prefect up to 3.6.13. Affected is an unknown function of the file /api/events/in of the component WebSocket Endpoint. Executing a manipulation can lead to missing authentication. The attack may be performed from remote. The exploit has been published and may be used. Upgrading to version 3.6.14 is able to address this issue. This patch is called f8afecadf88ea5f73694dafa3a365b9d8fae1ad6. It is recommended to upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
PrefectHQ prefect WebSocket Endpointto a version that resolves this vulnerability.Fixed in 3.6.14Patch f8afecadf88ea5f73694dafa3a365b9d8fae1ad6
Event History
Frequently Asked Questions
What is the severity of CVE-2026-7723?
CVE-2026-7723 has a high severity level due to the potential for unauthorized access via the missing authentication in the WebSocket Endpoint.
How do I fix CVE-2026-7723?
To fix CVE-2026-7723, upgrade PrefectHQ prefect to version 3.6.14 or later that addresses this authentication vulnerability.
What components are affected by CVE-2026-7723?
CVE-2026-7723 affects the WebSocket Endpoint located in the /api/events/in file of PrefectHQ prefect versions up to 3.6.13.
What type of attacks can be carried out due to CVE-2026-7723?
CVE-2026-7723 can lead to unauthorized manipulation of the WebSocket Endpoint, allowing attackers to exploit missing authentication.
Is CVE-2026-7723 part of routine security assessments?
Yes, CVE-2026-7723 should be included in routine security assessments to ensure that systems using PrefectHQ prefect are secured against this vulnerability.