Task Configuration Overwrite Vulnerability in Sonatype Nexus Repository
CVE-2026-17598

5.3MEDIUM

Key Information:

Vendor

Sonatype

Status
Nexus Repository 3
Vendor
CVE Published:
7 August 2026

What is CVE-2026-17598?

A vulnerability in Sonatype Nexus Repository 3 allows users with permission to create scheduled tasks to overwrite the configuration of existing tasks unintentionally. This occurs when user-supplied task properties are not properly filtered by the system, leading to unintended consequences for task management and system integrity.

Affected Version(s)

Nexus Repository 3 3.91.0 < 3.95.0

References

https://help.sonatype.com/en/sonatype-nexus-repository-3-...
patch
https://support.sonatype.com/hc/en-us/articles/5388008636...
vendor-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Mayur Udiniya aka roughwire (https://x.com/roughwire/)
.