CVE-2026-7722 — PrefectHQ Prefect Vulnerability

CVE-2026-7722 — PrefectHQ Prefect Vulnerability

CVE-2026-7722 — A vulnerability was detected in PrefectHQ prefect up to 3.6.21. This impacts the function endswith of the file /api/health of the component Health Check API. Performing a manipulation results in improper authentication. The attack is possible to be carried out remotely. The exploit i

What This Means For You

  • If your environment is affected by CWE-287, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-7722 updates and patches.

Related ATT&CK Techniques

🛡️ Detection Rules

2 rules · 6 SIEM formats

2 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.

critical T1190 Initial Access

CVE-2026-7722 - PrefectHQ Health Check API Improper Authentication

Sigma YAML — free preview
title: CVE-2026-7722 - PrefectHQ Health Check API Improper Authentication
id: scw-2026-05-04-ai-1
status: experimental
level: critical
description: |
  Detects attempts to exploit CVE-2026-7722 by accessing the PrefectHQ /api/health endpoint. This vulnerability allows for improper authentication due to a flaw in the endswith function, enabling remote exploitation.
author: SCW Feed Engine (AI-generated)
date: 2026-05-04
references:
  - https://shimiscyberworld.com/posts/nvd-CVE-2026-7722/
tags:
  - attack.initial_access
  - attack.t1190
logsource:
    category: webserver
detection:
  selection:
      cs-uri|endswith:
          - '/api/health'
      cs-method:
          - 'GET'
  condition: selection
falsepositives:
  - Legitimate administrative activity

Source: Shimi's Cyber World · License & reuse

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Indicators of Compromise

IDTypeIndicator
CVE-2026-7722 vulnerability CVE-2026-7722
CWE-287 weakness CWE-287
Source & Attribution
Source PlatformNVD
ChannelNational Vulnerability Database
PublishedMay 04, 2026 at 06:16 UTC

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