CVE-2026-113369

Medium

Description

Sonatype Nexus Repository 3 allows a user account that can push manifests to a hosted OCI repository (a user account that holds the edit permission on that repository) to store script content in the artifact type field of an OCI manifest. The script runs in the browser of a user who opens the Attestations tab for the related image in the Browse user interface, with the permissions of the viewing user.

SeverityMedium

CVSS6.3

Exploit probability—

ProductSonatype Nexus Repository Manager

PublishedNov 4, 2026

First seenNov 4, 2026

Weakness typeCWE-79Cross-site scripting (XSS)

How to fix

Update

sonatype nexus_repository_manager3.98.0 or later

Patches

help.sonatype.com/en/sonatype-nexus-repository-3-98-0-release-notes.html

Vendor advisories

support.sonatype.com/hc/en-us/articles/56597339691027/

Affected products

Product	Affected versions	Fixed in
sonatype nexus_repository_manager	3.94.0 ≤ v < 3.98.0	3.98.0

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