CVE-2026-3048 MEDIUM

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

Vendor Sonatype

Product Nexus Repository

Weakness CWE-502 · Unsafe deserialization

Published May 11, 2026

Last update May 11, 2026

View on NVD All CVEs

CVSS base score

5.1/10

Attack vector Network

Attack complexity Low

Privileges required High

User interaction None

Confidentiality —

Integrity —

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

May 11, 2026 CVE published

May 11, 2026 Record updated

External resources

03References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-3048 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/502.html

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