How severe is CVE-2018-5306?

CVE-2018-5306 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2018-5306 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-5306?

CVE-2018-5306 affects Sonatype Nexus Repository Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-5306?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-5306 published?

CVE-2018-5306 was published on 2018-02-09 and last updated on 2026-06-17.

CVE-2018-5306

CVE-2018-5306 is a medium-severity vulnerability in Sonatype Nexus Repository Manager with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Sonatype Nexus Repository Manager
Published: 2018-02-09
Last modified: 2026-06-17

Description

Multiple cross-site scripting (XSS) vulnerabilities in Sonatype Nexus Repository Manager (aka NXRM) 3.x before 3.8 allow remote attackers to inject arbitrary web script or HTML via (1) the repoId or (2) format parameter to service/siesta/healthcheck/healthCheckFileDetail/.../index.html; (3) the filename in the "File Upload" functionality of the Staging Upload; (4) the username when creating a new user; or (5) the IQ Server URL field in the IQ Server Connection functionality.

Frequently asked questions

What is CVE-2018-5306?: Multiple cross-site scripting (XSS) vulnerabilities in Sonatype Nexus Repository Manager (aka NXRM) 3.x before 3.8 allow remote attackers to inject arbitrary web script or HTML via (1) the repoId or (2) format parameter to service/siesta/healthcheck/healthCheckFileDetail/.../index.html; (3) the filename in the "File Upload" functionality of the Staging Upload; (4) the username when creating a new user; or (5) the IQ Server URL field in the IQ Server Connection functionality.
How severe is CVE-2018-5306?: CVE-2018-5306 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2018-5306 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-5306?: CVE-2018-5306 affects Sonatype Nexus Repository Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-5306?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-5306 published?: CVE-2018-5306 was published on 2018-02-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:sonatype:nexus_repository_manager:*:*:*:*:*:*:*:*

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