CVE-2026-3048: Nexus Repository 3 - Improper LDAP Referral Handling

Published May 11, 2026
·
Updated

An authenticated administrator who configures or tests LDAP connectivity in Sonatype Nexus Repository Manager versions 3.0.0 through 3.91.1 may be able to initiate unintended server-side connections when interacting with a malicious LDAP server.

Affected Software

1 affected component
Sonatype Nexus Repository Manager>=3.0.0<=3.91.1

Event History

May 11, 2026
CVE Published
via MITRE·05:11 PM
Data Sourced
via MITRE·05:11 PM
DescriptionWeakness
Data Sourced
via NVD·06:16 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2026-3048?

CVE-2026-3048 is considered a medium severity vulnerability due to its potential for server-side connections to malicious LDAP servers.

2

How do I fix CVE-2026-3048?

To fix CVE-2026-3048, upgrade to Sonatype Nexus Repository Manager version 3.92.0 or later.

3

Who is affected by CVE-2026-3048?

CVE-2026-3048 affects authenticated administrators using Sonatype Nexus Repository Manager versions 3.0.0 through 3.91.1.

4

What type of vulnerability is CVE-2026-3048?

CVE-2026-3048 is classified as an improper handling of LDAP referrals vulnerability.

5

What can attackers do with CVE-2026-3048?

Attackers can potentially initiate unintended server-side connections by exploiting improper LDAP referral handling in the affected software.

Contact

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