---
id: CVE-2026-11403
title: >-
  A vulnerability in Sonatype Nexus Repository Manager's format-specific API key
  generation may allow a remote attacker to gain unauthorized access to
  repository operations as a targeted user
summary: >-
  A vulnerability in Sonatype Nexus Repository Manager's format-specific API key
  generation may allow a remote attacker to gain unauthorized access to
  repository operations as a targeted user. A format-specific API key realm
  (NuGet API Key…
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'
cwe:
  - CWE-331
vendor: sonatype
product: nexus_repository_manager
affected:
  - 'nexus_repository_manager >= 3.0.0, < 3.93.0'
patched:
  - nexus_repository_manager 3.93.0
published: '2026-07-14'
updated: '2026-09-22'
sourceUpdated: '2026-09-22T17:29:26.530'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-11403'
references:
  - url: >-
      https://help.sonatype.com/en/sonatype-nexus-repository-3-93-0-release-notes.html
    label: 103e4ec9-0a87-450b-af77-479448ddef11
  - url: 'https://support.sonatype.com/hc/en-us/articles/52347011450515/'
    label: 103e4ec9-0a87-450b-af77-479448ddef11
tags:
  - nvd
epss: 0.00526
epssPercentile: 0.43554
ingestedAt: '2026-09-22T18:08:12.445Z'
---

## Overview

A vulnerability in Sonatype Nexus Repository Manager's format-specific API key generation may allow a remote attacker to gain unauthorized access to repository operations as a targeted user. A format-specific API key realm (NuGet API Key, Docker Bearer Token, or npm Bearer Token) must be enabled and the targeted user must have an active API key for this vulnerability to be exploitable.

## Affected

- `nexus_repository_manager >= 3.0.0, < 3.93.0`

## Remediation

Upgrade past the affected range:

- `nexus_repository_manager 3.93.0`