---
id: CVE-2026-119421
title: Hyperswitch through 1.128.0 Missing Authorization in Payout Confirmation
summary: >-
  Juspay Hyperswitch through 1.128.0 (and builds before 2026.10.19.0) contains a
  missing authorization vulnerability that allows unauthenticated attackers to
  confirm payouts with any client_secret via POST /payouts/{payout_id}/confirm.
  Att…
severity: medium
cvss: 5.9
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N'
cvssSource: cna
cwe:
  - CWE-639
vendor: juspay
product: hyperswitch
affected:
  - hyperswitch <= 1.128.0
  - hyperswitch < 2026.10.19.0
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-30T15:20:56.954253Z'
published: '2026-10-30'
updated: '2026-10-30'
sourceUpdated: '2026-10-30T15:55:12.805Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-119421'
references:
  - url: >-
      https://github.com/juspay/hyperswitch/commit/f1144ec5c7e38b3b048fe797fad57e743041f345
  - url: >-
      https://github.com/juspay/hyperswitch/commit/607b15fcc4b7dae71c2aafb8c004eea333ac6fd8
  - url: >-
      https://github.com/juspay/hyperswitch/blob/v1.128.0/crates/router/src/services/authentication.rs#L5921-L5927
  - url: >-
      https://github.com/juspay/hyperswitch/blob/2026.09.21.0/crates/router/src/core/payouts/helpers.rs#L1465
  - url: 'https://abraxaslabs.tech/research/hyperswitch-payout-confirm-secret'
  - url: 'https://github.com/juspay/hyperswitch'
  - url: >-
      https://www.vulncheck.com/advisories/hyperswitch-through-1.128.0-missing-authorization-in-payout-confirmation
    label: >-
      VulnCheck Advisory: Hyperswitch through 1.128.0 Missing Authorization in
      Payout Confirmation
tags:
  - cve.org
epss: 0.0034
epssPercentile: 0.2764
ingestedAt: '2026-11-05T16:07:30.522Z'
---

## Overview

Juspay Hyperswitch through 1.128.0 (and builds before 2026.10.19.0) contains a missing authorization vulnerability that allows unauthenticated attackers to confirm payouts with any client_secret via POST /payouts/{payout_id}/confirm. Attackers holding the merchant's publishable key and a payout_id can confirm payouts and overwrite amount, currency, connector, and routing fields to trigger unauthorized merchant payouts.

## Affected

- `hyperswitch <= 1.128.0`
- `hyperswitch < 2026.10.19.0`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.