---
id: CVE-2022-33082
aliases:
  - GHSA-2m4x-4q9j-w97g
  - GO-2022-0574
title: 'Denial of service in Open Policy Agent '
summary: 'Denial of service in Open Policy Agent '
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
vendor: open-policy-agent
product: github.com/open-policy-agent/opa
ecosystem: go
affected:
  - github.com/open-policy-agent/opa < 0.42.0
patched:
  - github.com/open-policy-agent/opa 0.42.0
published: '2022-07-01'
updated: '2026-09-10'
sourceUpdated: '2026-09-10T03:49:49.594658313Z'
source: OSV
sourceUrl: 'https://osv.dev/vulnerability/GHSA-2m4x-4q9j-w97g'
references:
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2022-33082'
  - url: 'https://github.com/open-policy-agent/opa/issues/4761'
  - url: 'https://github.com/open-policy-agent/opa/issues/4762'
  - url: 'https://github.com/open-policy-agent/opa/pull/4701'
  - url: >-
      https://github.com/open-policy-agent/opa/commit/064f6168a8dfebdeb2ea147f7882bb9f5d2b7f67
  - url: 'https://github.com/open-policy-agent/opa'
  - url: >-
      https://github.com/open-policy-agent/opa/blob/598176de326025451025225aca53e85708d5f1db/ast/compile.go#L1224
  - url: 'https://pkg.go.dev/vuln/GO-2022-0574'
tags:
  - osv
  - go
  - exploit-available
epss: 0.01729
epssPercentile: 0.76598
exploits:
  github: 1
  githubRepos:
    - 'https://github.com/cyberqueenmeg/cve-2022-33082-exploit'
  checkedAt: '2026-09-24T07:52:49.196Z'
exploitAvailable: true
ingestedAt: '2026-09-12T03:13:01.745Z'
---

## Overview

An issue in the AST parser (ast/compile.go) of Open Policy Agent v0.10.2 allows attackers to cause a Denial of Service (DoS) via a crafted input.

## Affected packages

- `github.com/open-policy-agent/opa < 0.42.0`

## Remediation

Upgrade to a patched release:

- `github.com/open-policy-agent/opa 0.42.0`