THREAT OPS › Threat News › [NVD] CVE-2026-3438 (MEDIUM 6.1) — 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 interact
[NVD] CVE-2026-3438 (MEDIUM 6.1) — 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 interact
CVE-2026-3438 CVSS: 6.1 MEDIUM Published: 2026-04-08T23:16:59.410
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.
MITRE ATT&CK techniques
- JavaScriptT1059.007
Indicators of compromise
- CVE-2026-3438cve
Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-3438