CVE-2026-3199 Nexus Repository 3 - Authenticated Remote Code Execution via Task Property Injection
Authenticated attackers with task creation permissions can execute arbitrary code in Sonatype Nexus Repository by bypassing script creation controls.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-3199?
CVE-2026-3199 is a critical code injection vulnerability in Sonatype Nexus Repository Manager, published on 8 Apr 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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.
Weakness: CWE-502
Which versions are affected by CVE-2026-3199?
It affects 1 product.
Products include Sonatype Nexus Repository Manager.
How do I fix CVE-2026-3199?
No fix has been published for CVE-2026-3199 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-3199 being exploited?
There is no known exploitation of CVE-2026-3199 in the wild and no public exploit code.
Other vulnerabilities in Sonatype Nexus Repository Manager
- CVE-2019-7238 Sonatype Nexus Repository Manager Incorrect Access Control
- CVE-2019-9629 Hardcoded credentials in n/a
- CVE-2017-17717 Hardcoded credentials in n/a
- CVE-2026-5189 Nexus Repository 3 - Hardcoded Credential in Internal Database Component
- CVE-2026-17601 Nexus Repository 3 - Wildcard Privilege Update Self-Escalation to Administrator
Sources
Also known as GHSA-w2wq-7mq5-mvww.