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CVE-2025-13488

Published: Dec 4, 2025

Modified: Dec 4, 2025

PUBLISHED

Description

Due to a regression introduced in version 3.83.0, a security header is no longer applied to certain user-uploaded content served from repositories. This may allow an authenticated attacker with repository upload privileges to exploit a stored cross-site scripting (XSS) vulnerability with user context.

Vendor	Product	Versions
Sonatype	Nexus Repository	affected `3.83.0 - <= 3.86.2`

Weaknesses (CWE)

References

https://help.sonatype.com/en/sonatype-nexus-repository-3-87-0-release-notes.html

patch

https://support.sonatype.com/hc/en-us/articles/46896142768019

vendor-advisory

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