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Maven
Not in CISA KEV
CRITICAL severity

CVE-2026-39006

CRITICAL

CVE-2026-39006 is a critical-severity (CVSS 9.8) CWE-73 vulnerability in org.snmp4j:snmp4j-agent. O3 Security confirms whether CVE-2026-39006 is actually reachable in your code before you act, and blocks exploitation at runtime until you patch.

SNMP4J-Agent allows a remote attacker to execute arbitrary code via the snmp4jCfgStoragePath component

Published
Jun 15, 2026
Updated
Aug 26, 2026
Affected
1 pkg
Patched
None yet
Exploits
None indexed
Exploitation data as of Aug 26, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

Real-World Exposure

1 pkg affected
org.snmp4j:snmp4j-agent

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Maven packages — download data is not available via public APIs for these ecosystems.

Description

An issue in SNMP4J-Agent 3.8.3 allows a remote attacker to execute arbitrary code via the snmp4jCfgStoragePath component.

Affected Packages

1 total
EcosystemPackageVulnerable rangeFix
Mavenorg.snmp4j:snmp4j-agentall versionsNo fix

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for org.snmp4j:snmp4j-agent. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.

  2. Remediation status

    No patched version of org.snmp4j:snmp4j-agent has shipped for CVE-2026-39006 yet. Where your build allows, override or pin the dependency away from the vulnerable range, and apply any maintainer-recommended mitigation.

  3. Mitigate without a patch

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

  4. How O3 protects you

    O3 pinpoints whether CVE-2026-39006 is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.

Tailored to CVE-2026-39006. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

An issue in SNMP4J-Agent 3.8.3 allows a remote attacker to execute arbitrary code via the snmp4jCfgStoragePath component.
O3 Security · Impact-Aware SCA

Is CVE-2026-39006 in your dependencies?

O3 detects CVE-2026-39006 across Maven dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.

CVE-2026-39006: snmp4j-agent Remote Code… | O3 Security