What is the CVSS score of CVE-2014-3120?

CVE-2014-3120 has a CVSS 3.1 base score of 8.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N. EPSS exploitation probability: 82.6%.

Is there a public PoC exploit available for CVE-2014-3120?

Yes, a public proof-of-concept exploit is available for CVE-2014-3120. Prioritise patching immediately. EPSS: 82.6%.

Is there a patch available for CVE-2014-3120?

Yes, a patch is available for CVE-2014-3120. Update the affected software to the latest version immediately.

Java CVE-2014-3120

HIGH

Improper Access Control (CWE-284)

2014-07-28 cve@mitre.org

Java Authentication Bypass Elastic

8.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.1 HIGH

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Lifecycle Timeline

Added to CISA KEV

Apr 21, 2026 - 15:31 CISA

CVE Published

Jul 28, 2014 - 19:55 cve.org

HIGH 8.1

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

35 maven packages depend on org.elasticsearch:elasticsearch (35 direct, 0 indirect)

Ecosystem-wide dependent count for version 1.4.0.Beta1.

DescriptionCVE.org

The default configuration in Elasticsearch before 1.2 enables dynamic scripting, which allows remote attackers to execute arbitrary MVEL expressions and Java code via the source parameter to _search. NOTE: this only violates the vendor's intended security policy if the user does not run Elasticsearch in its own independent virtual machine.

AnalysisAI

The default configuration in Elasticsearch before 1.2 enables dynamic scripting, which allows remote attackers to execute arbitrary MVEL expressions and Java code via the source parameter to _search. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, low attack complexity. Actively exploited in the wild (cisa kev) and public exploit code available.

Technical ContextAI

This vulnerability is classified under CWE-284. The default configuration in Elasticsearch before 1.2 enables dynamic scripting, which allows remote attackers to execute arbitrary MVEL expressions and Java code via the source parameter to _search. NOTE: this only violates the vendor's intended security policy if the user does not run Elasticsearch in its own independent virtual machine. Affected products include: Elasticsearch. Version information: before 1.2.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.