How severe is CVE-2020-15012?

CVE-2020-15012 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-15012 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-15012?

CVE-2020-15012 affects Sonatype Nexus Repository Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-15012?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-15012 published?

CVE-2020-15012 was published on 2020-10-12 and last updated on 2026-06-17.

CVE-2020-15012

CVE-2020-15012 is a high-severity vulnerability in Sonatype Nexus Repository Manager with a CVSS 3.x base score of 8.6. 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-22.

Key facts

Severity: High (CVSS 3.x base score 8.6)
CVSS v2: 7.8
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Sonatype Nexus Repository Manager
Published: 2020-10-12
Last modified: 2026-06-17

Description

A Directory Traversal issue was discovered in Sonatype Nexus Repository Manager 2.x before 2.14.19. A user that requests a crafted path can traverse up the file system to get access to content on disk (that the user running nxrm also has access to).

Frequently asked questions

What is CVE-2020-15012?: A Directory Traversal issue was discovered in Sonatype Nexus Repository Manager 2.x before 2.14.19. A user that requests a crafted path can traverse up the file system to get access to content on disk (that the user running nxrm also has access to).
How severe is CVE-2020-15012?: CVE-2020-15012 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-15012 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-15012?: CVE-2020-15012 affects Sonatype Nexus Repository Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-15012?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-15012 published?: CVE-2020-15012 was published on 2020-10-12 and last updated on 2026-06-17.

References

https://support.sonatype.com/hc/en-us/articles/360051068253

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.
CVE-2017-17717 — Critical (CVSS 9.8): Sonatype Nexus Repository Manager through 2.14.5 has weak password encryption with a hardcoded CMMDwoV value in the…
CVE-2019-5475 — High (CVSS 8.8): The Nexus Yum Repository Plugin in v2 is vulnerable to Remote Code Execution when instances using…
CVE-2020-15868 — High (CVSS 7.5): Sonatype Nexus Repository Manager OSS/Pro before 3.26.0 has Incorrect Access Control.
CVE-2019-9630 — High (CVSS 7.5): Sonatype Nexus Repository Manager before 3.17.0 has a weak default of giving any unauthenticated user read permissions…

All CVEs affecting Sonatype Nexus Repository Manager →

Other CWE-22 (Path Traversal) vulnerabilities

CVE-2026-48282 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Limitation of a Pathname to a Restricted…
CVE-2026-54917 — Critical (CVSS 10.0): SeaweedFS is a distributed storage system for object storage (S3), file systems, and Iceberg tables. Prior to 4.30, the…
CVE-2026-11429 — Critical (CVSS 10.0): Two endpoints in the Vault Service ScriptsController, shared by Altium Enterprise Server and Altium 365, accept file…
CVE-2026-34909 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit a Path Traversal vulnerability found in UniFi OS devices to…
CVE-2026-7411 — Critical (CVSS 10.0): In Eclipse BaSyx Java Server SDK versions prior to 2.0.0-milestone-10, inadequate path normalization in the Submodel…
CVE-2026-36767 — Critical (CVSS 10.0): A path traversal vulnerability in the /content/images/add endpoint of shopizer v3.2.5 allows attackers write arbitrary…

Browse all CWE-22 (Path Traversal) vulnerabilities →