CVE-2026-7723: Missing Authentication in PrefectHQ prefect
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.
AI Analysis
Technical Summary
This vulnerability affects PrefectHQ prefect versions 3.6.0 through 3.6.13. The issue is a missing authentication check in a WebSocket endpoint component, specifically in a function related to /api/events/in. Because authentication is missing, remote attackers can potentially interact with this endpoint without proper credentials. The vulnerability has a CVSS 4.0 base score of 6.9 (medium severity), indicating network attack vector, low attack complexity, no privileges or user interaction required, and low to low impact on confidentiality, integrity, and availability. A patch identified by commit 0d3ab3c2d3f9f98abfafdf7b9f6d4f8ed3925e40 is available in version 3.6.14 to fix this issue.
Potential Impact
The missing authentication vulnerability allows remote attackers to access a WebSocket endpoint without proper authentication, potentially leading to unauthorized actions or data exposure within the affected component. The impact is rated medium severity with limited impact on confidentiality, integrity, and availability as per the CVSS vector. No known exploits in the wild have been reported yet.
Mitigation Recommendations
A fix for this vulnerability is available by upgrading PrefectHQ prefect to version 3.6.14, which includes the patch identified by commit 0d3ab3c2d3f9f98abfafdf7b9f6d4f8ed3925e40. Users of affected versions (3.6.0 through 3.6.13) are strongly recommended to upgrade to this version to remediate the missing authentication issue. No other mitigation or temporary workaround is indicated.
CVE-2026-7723: Missing Authentication in PrefectHQ prefect
Description
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.
CVSS v4.0
Score 6.9medium
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability affects PrefectHQ prefect versions 3.6.0 through 3.6.13. The issue is a missing authentication check in a WebSocket endpoint component, specifically in a function related to /api/events/in. Because authentication is missing, remote attackers can potentially interact with this endpoint without proper credentials. The vulnerability has a CVSS 4.0 base score of 6.9 (medium severity), indicating network attack vector, low attack complexity, no privileges or user interaction required, and low to low impact on confidentiality, integrity, and availability. A patch identified by commit 0d3ab3c2d3f9f98abfafdf7b9f6d4f8ed3925e40 is available in version 3.6.14 to fix this issue.
Potential Impact
The missing authentication vulnerability allows remote attackers to access a WebSocket endpoint without proper authentication, potentially leading to unauthorized actions or data exposure within the affected component. The impact is rated medium severity with limited impact on confidentiality, integrity, and availability as per the CVSS vector. No known exploits in the wild have been reported yet.
Mitigation Recommendations
A fix for this vulnerability is available by upgrading PrefectHQ prefect to version 3.6.14, which includes the patch identified by commit 0d3ab3c2d3f9f98abfafdf7b9f6d4f8ed3925e40. Users of affected versions (3.6.0 through 3.6.13) are strongly recommended to upgrade to this version to remediate the missing authentication issue. No other mitigation or temporary workaround is indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-05-03T09:18:16.724Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69f80d4bcbff5d86109fed7e
Added to database: 5/4/2026, 3:06:51 AM
Last enriched: 5/4/2026, 3:21:26 AM
Last updated: 6/18/2026, 7:16:19 AM
Views: 83
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