CVE-2021-29159

Name: CVE-2021-29159
Creator: NVD / NIST
Published: 2021-04-28T14:15:07.657+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.67%

Last modified Jun 17, 2026

CVE-2021-29159 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. A cross-site scripting (XSS) vulnerability has been discovered in Nexus Repository Manager 3.x before 3.30.1. An attacker with a local account can create entities with crafted properties that, when viewed by an administrator, can execute arbitrary JavaScript in the context of the NXRM application.. EPSS estimates a 0.67% chance of exploitation in the next 30 days.

Description

A cross-site scripting (XSS) vulnerability has been discovered in Nexus Repository Manager 3.x before 3.30.1. An attacker with a local account can create entities with crafted properties that, when viewed by an administrator, can execute arbitrary JavaScript in the context of the NXRM application.

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.67%

47.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Sonatype	Nexus Repository Manager	>= 3.23.0, < 3.30.1

References

https://support.sonatype.com/hc/en-us/articles/1500005031082Vendor Advisory
https://support.sonatype.com/hc/en-us/categories/201980768-Welcome-to-the-Sonatype-Support-Knowledge-BaseVendor Advisory
https://support.sonatype.com/hc/en-us/articles/1500005031082Vendor Advisory
https://support.sonatype.com/hc/en-us/categories/201980768-Welcome-to-the-Sonatype-Support-Knowledge-BaseVendor Advisory

Timeline

Published: Apr 28, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-29159?

How severe is CVE-2021-29159?

CVE-2021-29159 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.67% probability of exploitation in the next 30 days.

How do I fix CVE-2021-29159?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-29159?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST