CVE-2026-17601— Nexus Repository 3 - Wildcard Privilege Update Self-Escalation to Administrator
Quick assessment
Affected
Sonatype Nexus Repository 3
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Sonatype Nexus Repository是美国Sonatype公司的一个集中存储、管理和分发软件包、二进制文件、容器镜像、构建制品及AI模型的制品仓库管理平台。 Sonatype Nexus Repository 3.19.0版本至3.95.0之前版本存在授权问题漏洞，该漏洞源于权限验证不足，用户可修改已分配给自己角色的通配符权限，导致权限提升，可能获得完全管理访问权限。
Possible ATT&CK Techniques 3 AI
T1548 · Abuse Elevation Control Mechanism T1078 · Valid Accounts T1136 · Create AccountAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Sonatype | Nexus Repository 3 | 3.19.0< 3.95.0 |
affected |
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I. Basic Information for CVE-2026-17601
Vulnerability Information
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Vulnerability Title
Nexus Repository 3 - Wildcard Privilege Update Self-Escalation to Administrator
Source: CVE Program / CVE List V5
Vulnerability Description
A user holding a permission to update privilege definitions could modify a wildcard privilege already assigned to their own role to grant broader permissions than they were authorized to hold, including full administrative access, without any additional authorization check or role reassignment.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:L
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Sonatype Nexus Repository 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Sonatype Nexus Repository是美国Sonatype公司的一个集中存储、管理和分发软件包、二进制文件、容器镜像、构建制品及AI模型的制品仓库管理平台。 Sonatype Nexus Repository 3.19.0版本至3.95.0之前版本存在授权问题漏洞，该漏洞源于权限验证不足，用户可修改已分配给自己角色的通配符权限，导致权限提升，可能获得完全管理访问权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Sonatype | Nexus Repository 3 | 3.19.0 ~ 3.95.0 |
cpe:2.3:a:sonatype:nexus_repository_manager:3.19.0:*:*:*:*:*:*:*
|
|
II. Public POCs for CVE-2026-17601
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2026-17601 (1)
Vendor Pages for CVE-2026-17601 (1)
Same Patch Batch · Sonatype · 2026-08-07 · 11 CVEs total
| CVE-2026-17600 | 8.7 HIGH | Nexus Repository 3 - Session Not Invalidated on User Account Deletion or Deactivation |
| CVE-2026-17603 | 8.7 HIGH | Nexus Repository 3 - HikariCP connectionInitSql Injection RCE via DataStore Configuration |
| CVE-2026-14644 | 8.6 HIGH | Nexus Repository 3 - Privilege Escalation |
| CVE-2026-17594 | 8.2 HIGH | Nexus Repository 3 - Authorization Bypass in Repository Creation |
| CVE-2026-17593 | 7.2 HIGH | Nexus Repository - Arbitrary Class Instantiation via Unsafe Realm Configuration |
| CVE-2026-17599 | 6.9 MEDIUM | Nexus Repository 3 - Unverified Onboarding State on change-admin-password Endpoint |
| CVE-2026-17596 | 6.3 MEDIUM | Nexus Repository 3 - Stored Cross-Site Scripting (XSS) via Blob Store Name |
| CVE-2026-17598 | 5.3 MEDIUM | Nexus Repository 3 - Improper Input Validation in Scheduled Task Configuration |
| CVE-2026-17595 | 5.3 MEDIUM | Nexus Repository 3 - JEXL Content Selector Sandbox Property-Read Bypass |
| CVE-2026-17597 | 5.1 MEDIUM | Nexus Repository 3 - Server-Side Request Forgery via Email Configuration Verification |
IV. Related Vulnerabilities
Same product: Nexus Repository 3
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CVE-2026-77125
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Same vendor: Sonatype
-
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CVE-2026-77124
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Nexus Repository 3 - Webhook Secret Disclosure via Capabilit -
CVE-2026-77125
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Same weakness: CWE-862
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V. Comments for CVE-2026-17601
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