CVE-2026-17601 Nexus Repository 3 - Wildcard Privilege Update Self-Escalation to Administrator
A user with privilege update permissions can self-escalate to administrator by modifying wildcard privileges, requiring immediate patching for Nexus Repository 3 administrators.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-17601?
CVE-2026-17601 is a high-severity vulnerability in Sonatype Nexus Repository Manager, published on 7 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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.
Weakness: CWE-862
Which versions are affected by CVE-2026-17601?
It affects 1 product.
Products include Sonatype Nexus Repository Manager.
How do I fix CVE-2026-17601?
Apply the vendor's patch.
Is CVE-2026-17601 being exploited?
There is no known exploitation of CVE-2026-17601 in the wild and no public exploit code.
Other vulnerabilities in Sonatype Nexus Repository Manager
- CVE-2019-7238 Sonatype Nexus Repository Manager Incorrect Access Control
- CVE-2019-9629 Hardcoded credentials in n/a
- CVE-2017-17717 Hardcoded credentials in n/a
- CVE-2026-3199 Nexus Repository 3 - Authenticated Remote Code Execution via Task Property Injection
- CVE-2026-5189 Nexus Repository 3 - Hardcoded Credential in Internal Database Component
Sources
Also known as GHSA-fpjc-8wg6-ph5j, MINI-fmgg-mxmm-hxfv, MINI-v55q-cf94-fq8v.