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CVE-2015-1427

9.8, critical Known exploited

Elasticsearch Groovy Scripting Engine Remote Code Execution Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab) CISA KEV catalogue (opens in a new tab)
CVSS
9.8, critical critical CVSS v3.1
EPSS, next 30 days
100% higher than 99.9% of scored CVEs
Exploitation
Confirmed in the wild
Published
17 Feb 201511 years ago

Known exploited

CISA added this to the Known Exploited Vulnerabilities Catalog on 25 Mar 2022. US federal agencies had to remediate by 15 Apr 2022, a deadline that has passed.

Required action. Apply updates per vendor instructions.

Description

The Groovy scripting engine in Elasticsearch before 1.3.8 and 1.4.x before 1.4.3 allows remote attackers to bypass the sandbox protection mechanism and execute arbitrary shell commands via a crafted script.

Details

Vendor
Elastic and 1 more
Product
Elasticsearch
Weakness
n/a
Status
Analyzed
Updated
17 Jun 2026
Assigner
cve@mitre.org

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

References 9

Exploit code 2

Patches and fixes 1

Advisories 5

Other references 1

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other Elastic CVEs

Every Elastic CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2019-7609 Kibana Arbitrary Code Execution KEV EPSS 95% 10, critical
  • CVE-2014-3120 Elasticsearch Remote Code Execution Vulnerability KEV EPSS 89% 8.1, high
  • CVE-2024-14047 Elastic Security Link Following Vulnerability EPSS 0.1% 7.1, high
  • CVE-2026-78607 Elasticsearch Missing Authorization Vulnerability EPSS 0.3% 7.1, high

Beyond this page

Is CVE-2015-1427 in your network?

This page tells you how dangerous CVE-2015-1427 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

CVE-2015-1427 is in the CISA catalogue of exploited vulnerabilities: attackers are already exploiting it.

  • EXYS7600 OCELOT

    Find it before attackers do

    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2015-1427 comes with the devices to patch.

    Learn more about EXYS7600 OCELOT

  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

    Learn more about EXYS7950 KONDRA
Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.