High severity · published Apr 8, 2026
CVE-2026-3199
Nexus Repository 3 - Authenticated Remote Code Execution via Task Property Injection
8.8
CVSS
0.6%
EPSS
No
On KEV
Description
A vulnerability in the task management component of Sonatype Nexus Repository versions 3.22.1 through 3.90.2 allows an authenticated attacker with task creation permissions to execute arbitrary code, bypassing the nexus.scripts.allowCreation security control.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 46% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NR
Nexus Repository · Sonatype
3.22.1 before 3.91.0 · source: vendor
NR
Nexus Repository Manager · Sonatype
3.22.1 before 3.91.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-3199
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-3199
Release Notes
https://help.sonatype.com/en/sonatype-nexus-repository-3-91-0-release-notes.html
Vendor Advisory
https://support.sonatype.com/hc/en-us/articles/50615414548499
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