CVE-2026-77121

Nexus Repository 3 - Denial of Service via Unbounded Maven POM Metadata Fields

Published Sep 2, 2026 CVSS 4.0 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
A user account with permission to deploy artifacts to a hosted Maven repository could upload a POM file containing an oversized metadata field. This causes future attempts to list or browse that repository's components to permanently fail until an administrator repairs the underlying data. Only the targeted repository is affected; other repositories and overall server health remain unaffected.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
CPEs cpe:2.3:a:sonatype:nexus_repository_manager:*:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

Type Values Removed Values Added
First Time appeared Sonatype nexus Repository Manager 3
Vendors & Products Sonatype nexus Repository Manager 3
Type Values Removed Values Added
Description A user account with permission to deploy artifacts to a hosted Maven repository could upload a POM file containing an oversized metadata field. This causes future attempts to list or browse that repository's components to permanently fail until an administrator repairs the underlying data. Only the targeted repository is affected; other repositories and overall server health remain unaffected.
Title Nexus Repository 3 - Denial of Service via Unbounded Maven POM Metadata Fields
First Time appeared Sonatype
Sonatype nexus Repository Manager
Weaknesses CWE-770
CPEs cpe:2.3:a:sonatype:nexus_repository_manager:3.26.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.26.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.27.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.28.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.28.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.29.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.29.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.29.2:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.30.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.30.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.31.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.31.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.32.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.32.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.33.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.33.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.34.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.34.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.35.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.36.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.37.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.37.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.37.2:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.37.3:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.38.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.38.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.39.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.40.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.40.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.41.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.41.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.42.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.43.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.44.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.45.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.45.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.46.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.47.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.47.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.48.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.49.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.50.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.51.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.52.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.53.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.53.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.54.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.54.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.55.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.56.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.57.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.57.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.58.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.58.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.59.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.60.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.61.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.62.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.63.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.64.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.65.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.66.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.67.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.67.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.68.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.68.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.69.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.70.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.70.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.71.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.72.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.73.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.74.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.75.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.75.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.76.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.76.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.77.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.77.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.77.2:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.78.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.78.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.78.2:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.78.3:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.79.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.79.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.80.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.81.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.81.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.82.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.82.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.83.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.83.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.83.2:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.84.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.84.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.84.2:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.85.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.85.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.86.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.86.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.86.2:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.86.3:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.87.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.87.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.87.2:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.88.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.88.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.89.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.89.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.90.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.90.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.90.2:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.90.3:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.90.4:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.90.5:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.91.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.91.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.92.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.92.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.92.2:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.92.3:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.93.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.93.1:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.93.2:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.94.0:*:*:*:*:*:*:*
cpe:2.3:a:sonatype:nexus_repository_manager:3.94.1:*:*:*:*:*:*:*
Vendors & Products Sonatype
Sonatype nexus Repository Manager
References
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Sonatype
Published
Updated
Sep 2, 2026, 5:42 PM
Reserved
Aug 20, 2026, 1:00 PM
Status
Analyzed
Published
Sep 2, 2026, 6:21 PM
Modified
Oct 7, 2026, 1:24 PM