CVE-2026-3438

Nexus Repository 3 - Reflected Cross-Site Scripting (XSS) in ?describe Pages

State
Published
Severity
5.1 Medium
Published
Apr 8, 2026
Updated
Apr 9, 2026
Reserved
Mar 2, 2026

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Description

A reflected cross-site scripting vulnerability exists in Sonatype Nexus Repository versions 3.0.0 through 3.90.2 that allows unauthenticated remote attackers to execute arbitrary JavaScript in a victim's browser through a specially crafted URL. Exploitation requires user interaction.

Scores

CVSSScoreVectorSource
4.05.1 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/SA:NSonatype

Weaknesses

  • CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')

Affected Products

ProductVersions
Nexus RepositorySonatype
  • 3.0.0 to before 3.91.0Affected

References

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