Stored Script Execution via R Package Metadata in Nexus Repository 3
CVE-2026-97667 Published on October 15, 2026
Nexus Repository 3 - Stored Cross-Site Scripting in Browse UI
Sonatype Nexus Repository 3 allows a user account that holds the edit permission on a hosted R repository to store script content in the metadata of an uploaded R package. The script runs in the browser of a user who opens the details of that package in the Browse user interface, with the permissions of the viewing user. In this description, a user account means an account that has supplied valid credentials. The anonymous user, if enabled, is also a user account and can hold this permission if an administrator grants it.
Vulnerability Analysis
CVE-2026-97667 can be exploited with network access. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Weakness Type
What is a XSS Vulnerability?
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
CVE-2026-97667 has been classified to as a XSS vulnerability or weakness.
Products Associated with CVE-2026-97667
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Affected Versions
Sonatype Nexus Repository 3:- Version 3.28.0 and below 3.97.0 is affected.