How severe is CVE-2021-37152?

CVE-2021-37152 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-37152 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 24% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-37152?

CVE-2021-37152 affects Sonatype Nexus Repository Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-37152?

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

When was CVE-2021-37152 published?

CVE-2021-37152 was published on 2021-08-10 and last updated on 2026-06-17.

CVE-2021-37152

CVE-2021-37152 is a medium-severity vulnerability in Sonatype Nexus Repository Manager with a CVSS 3.x base score of 5.4. Its EPSS exploit-prediction score of 24% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 24% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Sonatype Nexus Repository Manager
Published: 2021-08-10
Last modified: 2026-06-17

Description

Multiple XSS issues exist in Sonatype Nexus Repository Manager 3 before 3.33.0. An authenticated attacker with the ability to add HTML files to a repository could redirect users to Nexus Repository Manager’s pages with code modifications.

Frequently asked questions

What is CVE-2021-37152?: Multiple XSS issues exist in Sonatype Nexus Repository Manager 3 before 3.33.0. An authenticated attacker with the ability to add HTML files to a repository could redirect users to Nexus Repository Manager’s pages with code modifications.
How severe is CVE-2021-37152?: CVE-2021-37152 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-37152 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 24% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-37152?: CVE-2021-37152 affects Sonatype Nexus Repository Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-37152?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-37152 published?: CVE-2021-37152 was published on 2021-08-10 and last updated on 2026-06-17.

References

Affected products (1)

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

More vulnerabilities in Sonatype Nexus Repository Manager

CVE-2019-9629 — Critical (CVSS 9.8): Sonatype Nexus Repository Manager before 3.17.0 establishes a default administrator user with weak defaults (fixed…
CVE-2019-7238 — Critical (CVSS 9.8): Sonatype Nexus Repository Manager before 3.15.0 has Incorrect Access Control.
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CVE-2019-5475 — High (CVSS 8.8): The Nexus Yum Repository Plugin in v2 is vulnerable to Remote Code Execution when instances using…
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CVE-2020-15868 — High (CVSS 7.5): Sonatype Nexus Repository Manager OSS/Pro before 3.26.0 has Incorrect Access Control.

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