Kibana 8.10.1 Security Update

Kibana Insertion of Sensitive Information into Log File ESA-2023-17 An issue was discovered by Elastic whereby sensitive information is recorded in Kibana logs in the event of an error. The issue impacts only Kibana version 8.10.0 when logging in the JSON layout or when the pattern layout is...

Elasticsearch 8.8.2, 7.17.11 Security Update

Elasticsearch Denial of Service DoS issue ESA-2023-10 This issue only affects users that have at least one OpenID Connect authentication realm or at least one JWT authentication realm configured. A denial of service vulnerability was discovered in Elasticsearch that could lead to the service...

Kibana 8.7.1 Security Updates (ESA-2023-07, ESA-2023-08)

Kibana arbitrary code execution ESA-2023-07 Kibana contains an arbitrary code execution flaw. An attacker with write access to Kibana yaml or env configuration could add a specific payload that will attempt to execute JavaScript code. This could lead to the attacker executing arbitrary commands o...

Kibana 7.17.9 and 8.6.2 Security Update

Kibana open redirect issue ESA-2023-03 An open redirect issue was discovered in Kibana that could lead to a user being redirected to an arbitrary website if they use a maliciously crafted Kibana URL. Affected Versions: Kibana Versions 7.0.0 through 7.17.8 and 8.0.0 through 8.6.1 Solutions and...

Elastic Cloud Enterprise 3.4.0 Security Update

Elastic Cloud Enterprise Sensitive information disclosure issue ESA-2022-10 A flaw was discovered in ECE before 3.4.0 that might lead to the disclosure of sensitive information such as user passwords and Elasticsearch keystore settings values in logs such as the audit log or deployment logs in th...

Elastic Stack 7.17.4 and 8.2.1 Security Update

Elastic Stack update for CVE-2022-21449 Java vulnerability in Elliptic Curve Digital Signature Algorithm ECDSA ESA-2022-06 A vulnerability CVE-2022-21449 affecting the implementation of Elliptic Curve Digital Signing Algorithm ECDSA based signatures verification in Java JDK versions 15 and later...

Kibana 7.17.3 and 8.1.3 Security Update

Kibana Exposure of Sensitive Information ESA-2022-05 A vulnerability in Kibana could expose sensitive information related to Elastic Stack monitoring in the Kibana page source. Elastic Stack monitoring features provide a way to keep a pulse on the health and performance of your Elasticsearch...

Elastic Stack 7.11.0 Security Update

Elasticsearch field disclosure flaw ESA-2021-05 A document disclosure flaw was found in Elasticsearch when Document or Field Level Security is used. Get requests do not properly apply security permissions when executing a query against a recently updated document. This affects documents that have...

Elasticsearch 7.10.2 Security Update

Elasticsearch authorization-header storage issue ESA-2021-01 An information disclosure flaw was found in the Elasticsearch async search API. Users who execute an async search will store the HTTP headers. An Elasticsearch user with the ability to read the .tasks index could obtain sensitive reques...

Elastic Stack 6.8.8 and 7.6.2 security update

Elasticsearch API key privilege escalation ESA-2020-02 Elasticsearch versions from 6.7.0 to 6.8.7 and 7.0.0 to 7.6.1 contain a privilege escalation flaw if an attacker is able to create API keys. An attacker who is able to generate an API key can perform a series of steps that result in an API ke...

Kibana 6.0.1 and 5.6.5 security update

Kibana cross site scripting issue ESA-2017-22 Kibana versions prior to 6.0.1 and 5.6.5 had a cross-site scripting XSS vulnerability via URL fields that could allow an attacker to obtain sensitive information from or perform destructive actions on behalf of other Kibana users. Affected Versions: A...

Logstash File Output Vulnerability CVE-2015-4152

Summary: Logstash versions 1.4.2 and prior are vulnerable to a directory traversal attack that allows an attacker to over-write files on the server running Logstash. This vulnerability is not present in the initial installation of Logstash. The vulnerability is exposed when the file output plugin...

Elasticsearch Engineered Attack Vulnerability CVE-2015-4165

Summary: Elasticsearch versions 1.0.0 - 1.5.2 are vulnerable to an engineered attack on other applications on the system. The snapshot API may be used indirectly to place snapshot metadata files into locations that are writeable by the user running the Elasticsearch process. It is possible to...

Kibana 9.4.3 Security Update (ESA-2026-54)

Unintended Proxy or Intermediary 'Confused Deputy' in Kibana Leading to Unauthorized Information Exposure Unintended Proxy or Intermediary 'Confused Deputy' CWE-441 in Kibana can lead to unauthorized information exposure via Accessing Functionality Not Properly Constrained by ACLs CAPEC-1. Under...

Fleet Server 8.19.11, 9.2.5, 9.3.0 Security Update (ESA-2026-44)

Allocation of Resources Without Limits or Throttling in Fleet Server Leading to Denial of Service Allocation of Resources Without Limits or Throttling CWE-770 in Fleet Server can lead to a denial of service via Excessive Allocation CAPEC-130. An attacker can submit a specially crafted request to ...

Elasticsearch 8.19.17, 9.3.6, 9.4.3 Security Update (ESA-2026-43)

Allocation of Resources Without Limits or Throttling in Elasticsearch Leading to Denial of Service Allocation of Resources Without Limits or Throttling CWE-770 in Elasticsearch can lead to a denial of service via Excessive Allocation CAPEC-130. A user with elevated privileges can submit a special...

Elastic Package Registry 1.38.0 Security Update (ESA-2026-27)

Improper Verification of Cryptographic Signature in Elastic Package Registry Leading to Package Integrity Bypass Improper Verification of Cryptographic Signature CWE-347 in Elastic Package Registry could allow an attacker positioned to intercept network traffic, or to otherwise influence the...

Metricbeat 8.19.13, 9.2.5 Security Update (ESA-2026-09)

Memory Allocation with Excessive Size Value in Metricbeat Leading to Denial of Service Memory Allocation with Excessive Size Value CWE-789 in the Prometheus remotewrite HTTP handler in Metricbeat can lead Denial of Service via Excessive Allocation CAPEC-130. Affected Versions: 8.x: All versions...

Kibana 7.17.29, 8.17.8, 8.18.3, 9.0.3 Security Update (ESA-2025-09)

Kibana Heap Corruption via Crafted HTML Page due to Chromium Type Confusion ESA-2025-09 On March 10, 2025, Google announced CVE-2025-2135, which can lead to heap corruption via a crafted HTML page through a Type Confusion vulnerability. Affected Versions: Kibana versions up to and including...

Elasticsearch 8.16.2 / 8.17.0 Security Update

Elasticsearch Incorrect Authorization ESA-2024-46 An issue was discovered where improper authorization controls affected certain queries that could allow a malicious actor to circumvent Document Level Security in Elasticsearch and get access to documents that their roles would normally not allow...

APM Server 8.14.0 Security Update (ESA-2024-19)

APM Server Insertion of Sensitive Information into Log File ESA-2024-19 APM server logs contain document body from a partially failed bulk index request. For example, in case of unavailableshardsexception for a specific document, since the ES response line contains the document body, and that APM...

Kibana 7.17.22 / 8.14.0 Security Update (ESA-2024-17)

Kibana RCE due to chromium type confusion ESA-2024-17 On March 26, 2024, a type confusion vulnerability was found in WebAssembly in Google Chrome version prior to 123.0.6312.86 which allows a remote attacker to execute arbitrary code via a crafted HTML page. Kibana includes a bundled version of...

Elastic Cloud Enterprise 3.7.1 Security Update (ESA-2024-08)

Elastic Cloud Enterprise - Uncontrolled Resource Consumption through HTTP/2 endpoints - CVE-2023-45288 ESA-2024-08 On April 4, 2024, the Go Project announced CVE-2023-45288, which can lead to CPU exhaustion as an attacker can cause an HTTP/2 endpoint to read arbitrary amounts of header data. In t...

Enterprise Search 8.11.2 / 7.17.16 Security Update (ESA-2023-31)

Enterprise Search Insertion of Sensitive Information into Log File ESA-2023-31 An issue was discovered by Elastic whereby the Documents API of App Search logged the raw contents of indexed documents at INFO log level. Depending on the contents of such documents, this could lead to the insertion o...

Elasticsearch-hadoop 7.17.11 / 8.9.0 Security Update (ESA-2023-28)

Elasticsearch-hadoop Unsafe Deserialization ESA-2023-28 An issue was identified that allowed the unsafe deserialization of java objects from hadoop or spark configuration properties that could have been modified by authenticated users. Elastic would like to thank Yakov Shafranovich, with Amazon W...

Fleet Server v8.10.3 Security Update

Fleet Server Insertion of Sensitive Information into Log File ESA-2023-20 An issue was discovered in Fleet Server = v8.10.0 and = v8.10.0 and v8.10.3 Solutions and Mitigations: If an affected version is being utilized then upgrade to Fleet Server v8.10.3 or above. If there are ephemeral container...

Elastic Sharepoint Online Python Connector v8.10.3.0 Security Update

Elastic Sharepoint Online Python Connector Improper Access Control ESA-2023-18 An issue was discovered when using Document Level Security and the SPO "Limited Access" functionality in Elastic Sharepoint Online Python Connector. If a user is assigned limited access permissions to an item on a...

Elastic Cloud on Kubernetes (ECK) 2.8 Security Update

Elastic Cloud on Kubernetes ECK secret token configuration issue ESA-2023-11 Secret token configuration is never applied when using ECK =8.0. This could lead to anonymous requests to an APM Server being accepted and the data ingested into this APM deployment. Affected Versions: Elastic Cloud on...

Elasticsearch 8.9.0, 7.17.13 Security Update

Elasticsearch uncontrolled resource consumption ESA-2023-13 An issue has been identified with how Elasticsearch handled incoming requests on the HTTP layer. An unauthenticated user could force an Elasticsearch node to exit with an OutOfMemory error by sending a moderate number of malformed HTTP...

Elastic Stack 8.7.0, 7.17.10 Security Updates

Filebeat Information Exposure ESA-2023-04 A flaw was discovered in the Filebeat httpjson input that allows the http request Authorization or Proxy-Authorization header contents to be leaked in the logs when debug logging is enabled. Affected Versions: All filebeat versions through 7.17.9 and 8.6....

Elastic Stack 8.4.0, 7.17.6 Security Statement

Elastic Statement for Oracle July Critical Patch Update CVE-2022-21540, CVE-2022-21541, CVE-2022-21549, CVE-2022-25647, CVE-2022-34169 Summary : Oracle released their July Critical Patch Update for Java SE which contains 5 CVEs. Elastic has analyzed the flaws described by these CVEs and the...

Enterprise Search 7.16.0 Security Update

Enterprise Search Information Disclosure issue ESA-2021-28 An information disclosure via GET request server-side request forgery vulnerability was discovered with the Workplace Search Github Enterprise Server integration. Using this vulnerability, a malicious Workplace Search admin could use the...

7.12.1 Security Update

Kibana denial of service issue ESA-2021-10 A denial of service vulnerability was found in the Kibana webhook actions due to a lack of timeout or a limit on the request size. An attacker with permissions to create webhook actions could drain the Kibana host connection pool, making Kibana unavailab...

Elastic APM Agent for Go 1.11.0 Security Update

Elastic APM Agent for Go information disclosure ESA-2021-02 The Elastic APM agent for Go can leak sensitive HTTP header information when logging the details during an application panic. Normally, the APM agent will sanitize sensitive HTTP header details before sending the information to the APM...

Elastic Stack 7.9.0 and 6.8.12 Security Update

Elasticsearch field disclosure flaw ESA-2020-12 A field disclosure flaw was found in Elasticsearch when running a scrolling search with Field Level Security. If a user runs the same query another more privileged user recently ran, the scrolling search can leak fields that should be hidden. This...

Elastic Stack 6.8.11 and 7.8.1 security update

Kibana regular expression denial of service flaw ESA-2020-09 Kibana versions before 6.8.11 and 7.8.1 contain a denial of service DoS flaw in Timelion. An attacker can construct a URL that when viewed by a Kibana user can lead to the Kibana process consuming large amounts of CPU and becoming...

Elastic Stack 7.7.1 and 6.8.10 Security Update

Kibana cross site scripting XSS issue ESA-2020-08 The TSVB visualization in Kibana contains a stored XSS flaw. An attacker who is able to edit or create a TSVB visualization could allow the attacker to obtain sensitive information from, or perform destructive actions, on behalf of Kibana users wh...

Elastic Stack 6.8.9 and 7.7.0 security update

Kibana upgrade assistant prototype pollution flaw ESA-2020-05 Kibana versions between 6.7.0 to 6.8.8 and 7.0.0 to 7.6.2 contain a prototype pollution flaw in the Upgrade Assistant. An authenticated attacker with privileges to write to the Kibana index could insert data that would cause Kibana to...

Elastic Stack 6.8.6 and 7.5.1 security update

Kibana XSS ESA-2019-17 Kibana versions before 6.8.6 and 7.5.1 contain a cross site scripting XSS flaw in the coordinate and region map visualizations. An attacker with the ability to create coordinate map visualizations could create a malicious visualization. If another Kibana user views that...

Elastic APM agent for Ruby 2.9.0 security update

Elastic APM agent for Ruby client authentication flaw ESA-2019-08 A TLS certificate validation flaw was found in Elastic APM agent for Ruby versions before 2.9.0. When specifying a trusted server CA certificate via the ‘servercacert’ setting, the Ruby agent would not properly verify the certifica...

Elastic Stack 6.4.1 and 5.6.12 security update

Kibana XSS issue ESA-2018-14 Kibana versions 5.3.0 to 6.4.1 had a cross-site scripting XSS vulnerability via the source field formatter that could allow an attacker to obtain sensitive information from or perform destructive actions on behalf of other Kibana users. Affected Versions Versions afte...

Elastic Cloud Enterprise 1.1.4 security update

Elastic Cloud Enterprise use of shared encryption key ESA-2018-09 In Elastic Cloud Enterprise ECE versions prior to 1.1.4 a default master encryption key is used in the process of granting ZooKeeper access to Elasticsearch clusters. Unless explicitly overwritten, this master key is predictable...

Elastic Cloud Enterprise 1.0.2 security update

Elastic Cloud Enterprise unsecured communication ESA-2017-13 The client-forwarder in Elastic Cloud Enterprise versions prior to 1.0.2 do not properly encrypt traffic to ZooKeeper. If an attacker is able to man in the middle MITM the traffic between the client-forwarder and ZooKeeper they could...

Elastic Stack 5.4.3 Security update

Kibana X-Pack Security user credentials disclosure ESA-2017-11 In Kibana X-Pack security versions prior to 5.4.3 if a Kibana user opens a crafted Kibana URL the result could be a redirect to an improperly initialized Kibana login screen. If the user enters credentials on this screen, the...

Elastic Stack 5.4.1 and 5.3.3 Security updates

X-Pack 5.4.1 privilege escalation ESA-2017-06 X-Pack 5.4.1 has been released which fixes a privilege escalation bug in the runas functionality. This bug prevents transitioning into the specified user specified in a runas request. If a role has been created using a template that contains the user...

Logstash SSL/TLS FREAK Vulnerability CVE-2015-5378

Logstash 1.5.2 and prior versions are vulnerable to a SSL/TLS security issue called the FREAK attack. If you are using the Lumberjack input, FREAK allows an attacker to successfully implement a man in the middle attack, intercepting communication between the Logstash Forwarder agent and Logstash...

Elasticsearch remote code execution CVE-2015-5377

Summary Elasticsearch versions prior to 1.6.1 are vulnerable to an engineered attack on its transport protocol that enables remote code execution. This issue is related to the Groovy announcement in CVE-2015-3253. Deployments are vulnerable even when Groovy dynamic scripting is disabled. We have...

Kibana 8.19.18, 9.3.7, 9.4.3 Security Update (ESA-2026-59)

Authorization Bypass Through User-Controlled Key in Kibana Leading to Unauthorized Information Disclosure and Case Attachment Integrity Compromise Authorization Bypass Through User-Controlled Key CWE-639 in Kibana can lead to unauthorized information disclosure and case attachment integrity...

Elasticsearch 7.17.24, 8.15.0 Security Update (ESA-2026-52)

Uncontrolled Resource Consumption in Elasticsearch Leading to Denial of Service Uncontrolled Resource Consumption CWE-400 in Elasticsearch can lead to a denial of service via Excessive Allocation CAPEC-130. An authenticated user can submit a specially crafted bulk request that causes sustained hi...

Kibana 8.18.9, 8.19.6, 9.0.8, 9.1.6 Security Update (ESA-2026-50)

Insertion of Sensitive Information into Log File in Kibana Leading to Information Disclosure Insertion of Sensitive Information into Log File CWE-532 in Kibana can lead to information disclosure. When the optional application performance monitoring APM instrumentation is enabled, sensitive reques...