---
id: CVE-2021-41135
aliases:
  - GHSA-2p6r-37p9-89p2
title: Authz Module Non-Determinism
summary: Authz Module Non-Determinism
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'
vendor: cosmos
product: github.com/cosmos/cosmos-sdk
ecosystem: go
affected:
  - 'github.com/cosmos/cosmos-sdk >= 0.43.0, < 0.44.2'
patched:
  - github.com/cosmos/cosmos-sdk 0.44.2
published: '2021-10-21'
updated: '2026-07-08'
source: OSV
sourceUrl: 'https://osv.dev/vulnerability/GHSA-2p6r-37p9-89p2'
references:
  - url: >-
      https://github.com/cosmos/cosmos-sdk/security/advisories/GHSA-2p6r-37p9-89p2
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2021-41135'
  - url: >-
      https://github.com/cosmos/cosmos-sdk/commit/68ab790a761e80d3674f821794cf18ccbfed45ee
  - url: >-
      https://forum.cosmos.network/t/cosmos-sdk-vulnerability-retrospective-security-advisory-jackfruit-october-12-2021/5349
  - url: 'https://github.com/cosmos/cosmos-sdk'
  - url: 'https://github.com/cosmos/cosmos-sdk/releases/tag/v0.44.2'
tags:
  - osv
  - go
epss: 0.01713
epssPercentile: 0.76418
ingestedAt: '2026-07-09T18:56:35.441Z'
---

## Overview

### Impact

Consensus failure for 0.43.x and 0.44.{0,1} users. 
Funds and balances are safe.

### Patches

0.44.2

### Workarounds

Manually patch the code.

---

Full details posted in https://forum.cosmos.network/t/cosmos-sdk-vulnerability-retrospective-security-advisory-jackfruit-october-12-2021/5349.

## Affected packages

- `github.com/cosmos/cosmos-sdk >= 0.43.0, < 0.44.2`

## Remediation

Upgrade to a patched release:

- `github.com/cosmos/cosmos-sdk 0.44.2`