CVE-2025-13488
MEDIUMSonatype Nexus Repository 3.83.0 through 3.86.2 - Stored XSS
Title source: llmDescription
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.
References (2)
Core 2
Core References
Various Sources patch
https://help.sonatype.com/en/sonatype-nexus-repository-3-87-0-release-notes.html
Various Sources vendor-advisory
https://support.sonatype.com/hc/en-us/articles/46896142768019
Scores
CVSS v4
5.1
EPSS
0.0028
EPSS Percentile
19.3%
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-79
Status
published
Products (1)
Sonatype/Nexus Repository
3.83.0 - 3.86.2
Published
Dec 04, 2025
Tracked Since
Feb 18, 2026