CVE-2026-17596: Nexus Repository 3 - Stored Cross-Site Scripting (XSS) via Blob Store Name
Nexus Repository 3 was found to be vulnerable to stored cross-site scripting (XSS). A user with the nexus:blobstores:create or nexus:blobstores:update permission could set a blob store name containing malicious script content, which would later execute in the browser of another user viewing system health-check status. This issue has been fixed in version 3.95.0.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Nexus Repository 3to a version that resolves this vulnerability.Fixed in 3.95.0
Event History
Frequently Asked Questions
What is the severity of CVE-2026-17596?
CVE-2026-17596 has a risk score of 33, indicating it is a medium-level vulnerability.
How do I fix CVE-2026-17596?
To fix CVE-2026-17596, update to the latest version of Sonatype Nexus Repository 3 where the vulnerability has been patched.
What type of vulnerability is CVE-2026-17596?
CVE-2026-17596 is classified as a Stored Cross-Site Scripting (XSS) vulnerability.
Who is affected by CVE-2026-17596?
Users with the nexus:blobstores:create or nexus:blobstores:update permission in Sonatype Nexus Repository 3 are affected by CVE-2026-17596.
What are the potential impacts of CVE-2026-17596?
CVE-2026-17596 could allow an attacker to execute malicious scripts in the browsers of users viewing the page, leading to data theft or session hijacking.