Home/CVE/A vulnerability in the task management component of Sonatype Nexus Repository versions 3.22.1 through 3.90.2 allows an a
CVE
CVE-2026-3199
A vulnerability in the task management component of Sonatype Nexus Repository versions 3.22.1 through 3.90.2 allows an a
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.
EPSS 0.00088
EPSS exploitation odds0.09% · top 74%
Schedule remediation
- SSVC automatable: yes - attacks can be scripted at scale
- ⚠ NVD has not scored this CVE yet - manual triage required (common for recent CVEs)
Sigma rules0
YARA rules0
Look this up elsewhere - one-click external pivots
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How to read a CVE - triage first, then detect and patch
This page is every public fact about CVE-2026-3199, cross-linked. Its job is to answer one question fast - does this need my attention now? - and then hand you the two things you do about it. Here is how an analyst reads it.
Triage: should I act now? Four signals, and they are not interchangeable:
CVSSseverity - how bad it is IF exploited, 0-10. A high CVSS alone is not urgency; a flaw can be a perfect 10 and never actually be attacked.
EPSSprobability - a model’s estimate of the chance it is exploited in the next 30 days, 0-1. This is the “will it actually happen” signal.
CISA KEVconfirmed - it is being exploited in the wild right now. The strongest signal on the page; KEV beats any score.
Weaponisedavailability - public exploits / PoCs, and especially Metasploit modules rated Excellent / Great. Reliable, packaged exploit code means low-skill attackers can use it today.
How they combine: KEV, or a dependable Metasploit module, means patch now regardless of CVSS. High CVSS + low EPSS + no exploit is real but not an emergency - schedule it. Low CVSS but KEV-listed still gets patched now. The verdict above already weighed these for you; this is how it got there.
Then what - two workflows:
Detectwhen you cannot patch today, follow this CVE to the ATT&CK techniques it enables, then Build a SIEM detection (the green button) - author a rule, test it in Atomic, deploy it. That buys visibility while the patch waits.
PatchAffected products / packages tell you if you are exposed; Fixed versions by distribution and Vendor advisories give the exact version that closes it.
Reading order for the panels below: verdict + badges, then Public exploits / Metasploit (is it weaponised), then ATT&CK techniques + Sigma / IDS rules (can I detect it), then Affected products / packages + Fixed versions (am I exposed, what patches it), then Threat actors / IOCs (who uses it), then Scoring & timeline / references (the evidence).
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Severity & exploitation scoring
EPSS exploitation probability
0.09%
Top 74%odds of exploitation in the next 30 days
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Tech impact
total
Lifecycle
- 08 Apr 2026Published to NVD
- 13 Apr 2026Last modified
Every entry is a recorded date - NVD publish/modify, CISA KEV add, public exploit disclosure. No inferred events.
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CAPEC attack patterns
1Attack patterns this CVE enables - the bridge from weakness to ATT&CK technique.
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Weakness Classification
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Related CVEs
4CVEs linked to this one by a shared weakness (CWE) or affected product - joins on data already in the engine, with the reason shown per row. Not a guess.
CVE-2003-0791
The Script.prototype.freeze/thaw functionality in Mozilla 1.4 and earlier allows...
same CWE-502
CRITICAL
CVE-2007-1701
PHP 4 before 4.4.5, and PHP 5 before 5.2.1, when register_globals is enabled, al...
same CWE-502
CVE-2010-3258
The sandbox implementation in Google Chrome before 6.0.472.53 does not properly ...
same CWE-502
CVE-2010-4574
The Pickle::Pickle function in base/pickle.cc in Google Chrome before 8.0.552.22...
same CWE-502
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References & Sources
2Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.