8.7
HIGH CVSS 4.0
CVE-2026-3329
Nexus Repository Manager - Improper Restriction of Excessive Authentication Attempts
Description

A remote unauthenticated attacker may be able to conduct credential-guessing attacks against user accounts in Sonatype Nexus Repository via authentication endpoints.

INFO

Published Date :

June 11, 2026, 6:16 p.m.

Last Modified :

June 11, 2026, 6:16 p.m.

Remotely Exploit :

Yes !

Source :

103e4ec9-0a87-450b-af77-479448ddef11
Affected Products

The following products are affected by CVE-2026-3329 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Sonatype nexus_repository_manager
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 4.0 HIGH 103e4ec9-0a87-450b-af77-479448ddef11
CVSS 4.0 HIGH 103e4ec9-0a87-450b-af77-479448ddef11
Solution
Protect user accounts from credential guessing by implementing account lockout and rate limiting.
  • Implement account lockout after failed login attempts.
  • Enforce rate limiting on authentication endpoints.
  • Use strong, unique passwords for all accounts.
  • Enable multi-factor authentication if available.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-3329.

URL Resource
https://help.sonatype.com/en/sonatype-nexus-repository-3-93-0-release-notes.html
https://support.sonatype.com/hc/en-us/articles/52482870409491
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-3329 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-3329 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-3329 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by 103e4ec9-0a87-450b-af77-479448ddef11

    Jun. 11, 2026

    Action Type Old Value New Value
    Added Description A remote unauthenticated attacker may be able to conduct credential-guessing attacks against user accounts in Sonatype Nexus Repository via authentication endpoints.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/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
    Added CWE CWE-307
    Added Reference https://help.sonatype.com/en/sonatype-nexus-repository-3-93-0-release-notes.html
    Added Reference https://support.sonatype.com/hc/en-us/articles/52482870409491
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.