---
id: CVE-2023-6022
aliases:
  - GHSA-4hh5-2678-83fx
  - PYSEC-2026-1799
title: Cross-Site Request Forgery vulnerability in Prefect
summary: Cross-Site Request Forgery vulnerability in Prefect
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'
vendor: prefect
product: prefect
ecosystem: pip
affected:
  - 'prefect >= 2.0.0, < 2.16.5'
patched:
  - prefect 2.16.5
published: '2023-11-16'
updated: '2026-09-10'
sourceUpdated: '2026-09-10T03:50:03.999929474Z'
source: OSV
sourceUrl: 'https://osv.dev/vulnerability/GHSA-4hh5-2678-83fx'
references:
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2023-6022'
  - url: >-
      https://github.com/prefecthq/prefect/commit/227dfcc7e3374c212a4bcd68b14e090b1c02d9d3
  - url: >-
      https://github.com/PrefectHQ/prefect/blob/main/RELEASE-NOTES.md#release-2165
  - url: 'https://github.com/prefecthq/prefect'
  - url: 'https://huntr.com/bounties/dab47d99-551c-4355-9ab1-c99cb90235af'
tags:
  - osv
  - pip
epss: 0.00389
epssPercentile: 0.32851
ingestedAt: '2026-07-08T18:25:45.495Z'
---

## Overview

An attacker is able to steal secrets and potentially gain remote code execution via CSRF using a self-hosted, open source Prefect API.

## Affected packages

- `prefect >= 2.0.0, < 2.16.5`

## Remediation

Upgrade to a patched release:

- `prefect 2.16.5`