Medium 5.1Published Dec 4, 2025

CVE-2025-13488Nexus Repository 3 - Stored Cross-Site Scripting (XSS)

Updated under an hour ago (Oct 26, 2026, 2:30 PM ET)

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It affects Sonatype Nexus Repository. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Sonatype Nexus Repository

Exploited in the last 30 days

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.

CVSS: 5.1 MEDIUM (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Weakness (CWE): CWE-79
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Sonatype
NVD analysis: Deferred
Record last updated: Dec 4, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Sonatype Nexus Repository sonatype:nexus_repository_manager	from 3.83.0 through 3.86.2	CNA record

References

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

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.