Elastic Stack 7.11.0 and 6.8.14 Security Update

Elasticsearch information disclosure ESA-2021-03 Elasticsearch versions before 7.10.0 and 6.8.14 have an information disclosure issue when audit logging and the emitrequestbody option is enabled. The Elasticsearch audit log could contain sensitive information such as password hashes or...

Elastic Stack 6.8.7 and 7.6.1 security update

Kibana Node.js security flaws ESA-2020-01 The version of Node.js shipped in all versions of Kibana prior to 7.6.1 and 6.8.7 contain three security flaws. CVE-2019-15604 describes a Denial of Service DoS flaw in the TLS handling code of Node.js. Successful exploitation of this flaw could result in...

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 Stack 6.1.3 and 5.6.7 security update

Kibana incomplete fix for ESA-2017-23 ESA-2018-03 The fix in Kibana for ESA-2017-23 was incomplete. With X-Pack security enabled, Kibana versions before 6.1.3 and 5.6.7 have an open redirect vulnerability on the login page that would enable an attacker to craft a link that redirects to an arbitra...

Elasticsearch 8.19.20, 9.4.5 Security Update (ESA-2026-77)

Inefficient Algorithmic Complexity in Elasticsearch Leading to Denial of Service A flaw in Elasticsearch allows a low-privileged authenticated user who can index documents to submit a single small document containing a crafted user-supplied input. Processing one such document occupies a worker...

Kibana 8.19.19, 9.3.8, 9.4.4 Security Update (ESA-2026-69)

Incorrect Authorization in Kibana Leading to Machine Learning Audit Log Integrity Compromise Incorrect Authorization CWE-863 in Kibana can lead to integrity compromise of Machine Learning audit and notification records via Accessing Functionality Not Properly Constrained by ACLs CAPEC-1. A...

Kibana 9.4.3 Security Update (ESA-2026-58)

Improper Access Control in Kibana Leading to Unauthorized Data Modification and Information Disclosure Improper Access Control CWE-284 in Kibana can lead to unauthorized modification of Entity Analytics Watchlist configuration and potential information disclosure. A low-privileged authenticated...

Kibana 8.19.15, 9.3.4 Security Update (ESA-2026-49)

Allocation of Resources Without Limits or Throttling in Kibana Leading to Denial of Service Allocation of Resources Without Limits or Throttling CWE-770 in Kibana can lead to a denial of service via Excessive Allocation CAPEC-130. An authenticated user can submit a specially crafted bulk deletion...

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...

Kibana 8.19.13, 9.2.7, 9.3.2 Security Update (ESA-2026-20)

Improper Validation of Specified Quantity in Input in Kibana Leading to Denial of Service Improper Validation of Specified Quantity in Input CWE-1284 in the Timelion visualization plugin in Kibana can lead Denial of Service via Excessive Allocation CAPEC-130. The vulnerability allows an...

Packetbeat 8.19.11, 9.2.5 Security Update (ESA-2026-11)

Improper Validation of Array Index in Packetbeat Leading to Denial of Service Improper Validation of Array Index CWE-129 in multiple protocol parser components in Packetbeat can lead Denial of Service via Input Data Manipulation CAPEC-153. An attacker with the ability to send specially crafted,...

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 8.19.12, 9.2.6, 9.3.1 Security Update (ESA-2026-19)

Missing Authorization in Kibana Leading to Unauthorized Endpoint Response Action Configuration Missing Authorization CWE-862 in Kibana’s server-side Detection Rule Management can lead to Unauthorized Endpoint Response Action Configuration host isolation, process termination, and process suspensio...

APM Server (Windows Installer) 8.16.3, 8.17.1 Security Update (ESA-2025-01)

APM Server Uncontrolled Search Path Element can lead to Local Privilege Escalation LPE when using the Windows Installer ESA-2025-01 An uncontrolled search path element vulnerability can lead to local privilege Escalation LPE via Insecure Directory Permissions. The vulnerability arises from improp...

Logstash 8.15.3 Security Update (ESA-2024-38)

Logstash affected by CVE-2024-47561 in Apache Avro ESA-2024-38 On October 3, 2024, CVE-2024-47561 was published, which can lead to execution of arbitrary code. The issue only affects users using the Kafka integration plugin and only if a malicious schema is loaded through the schema registry...

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...

Elastic Security Statement for CVE-2024-3094, xz versions 5.6.0 and 5.6.1

Elastic Products are not affected by this issue. On March 29th, 2024, Elastic became aware of the malicious code planted in the xz package. Elastic has performed an investigation to identify any Elastic Products which may be impacted by this issue and we have concluded that no Elastic products us...

Kibana 8.12.1 Security Update (ESA-2024-01)

Kibana Broken Access Control issue ESA-2024-01 An issue was discovered by Elastic, whereby the Detection Engine Search API does not respect Document-level security DLS or Field-level security FLS when querying the .alerts-security.alerts-spaceid indices. Users who are authorized to call this API...

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...

Beats and Elastic Agent 8.11.3 / 7.17.16 Security Update (ESA-2023-30)

Beats and Elastic Agent Insertion of Sensitive Information into Log File An issue was discovered by Elastic whereby Beats and Elastic Agent would log a raw event in its own logs at the WARN or ERROR level if ingesting that event to Elasticsearch failed with any 4xx HTTP status code except 409 or...

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...

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...

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...

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...

Apache Log4j2 Remote Code Execution (RCE) Vulnerability - CVE-2021-44228 - ESA-2021-31

Subject: Apache Log4j2 Vulnerability - CVE-2021-44228, CVE-2021-45046, CVE-2021-45105, CVE-2021-44832 - ESA-2021-31 ​​Note - We will update this announcement with new details as they emerge from our analysis. Please check back periodically. Update Log Dec 16, 2021 - 04:20 UTC - Update Summary: EC...

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...

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 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 6.8.6 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 Stack 7.4.0 security update

Elastic Code local file disclosure flaw ESA-2019-12 A local file disclosure flaw was found in Elastic Code. If a malicious code repository is imported into Code it is possible to read arbitrary files from the local filesystem of the Kibana instance running Code with the permission of the Kibana...

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...

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...

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...

About the Security Announcements category

Security announcements for the Elastic stack. To report a security vulnerability, please follow the instructions on ourSecurity Issues page. Posting to this category is restricted to staff only...

Kibana 9.3.8, 9.4.4 Security Update (ESA-2026-65)

Missing Authorization in Kibana Leading to Unauthorized Access to Cloud Connect Management Functions Missing Authorization CWE-862 in Kibana allows an authenticated user to access and modify Cloud Connect configuration and service settings without the required feature privileges, via direct...

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...

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...

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...

Elasticsearch 8.13.0/7.17.23 Security Update (ESA-2024-12)

Elasticsearch elasticsearch-certutil csr fails to encrypt private key ESA-2024-12 It was discovered by Elastic engineering that when elasticsearch-certutil CLI tool is used with the csr option in order to create a new Certificate Signing Requests, the associated private key that is generated is...

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...

Kibana 8.11.2, 7.17.16 Security Update (ESA-2023-27)

Kibana Insertion of Sensitive Information into Log File ESA-2023-27 An issue was discovered by Elastic whereby sensitive information may be recorded in Kibana logs in the event of an error or in the event where debug level logging is enabled in Kibana. Elastic has released Kibana 8.11.2 which...

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...

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 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 Security Statement for OpenSSL CVE-2022-3786 and CVE-2022-3602, OpenSSL version 3.0.7

Elastic Products are not affected by this issue. On Oct 25, 2022, Elastic became aware of the Forthcoming OpenSSL 3.0.7 Release announcement, which was made available on Nov 1, 2022. The security issues addressed in this release do not affect OpenSSL versions before 3.0. Elastic has performed an...

Elastic Stack 7.12.0 and 6.8.15 Security Update

Elasticsearch Suggester & Profile API information disclosure flaw ESA-2021-06 A document disclosure flaw was found in the Elasticsearch suggester and profile API when Document and Field Level Security are enabled. The suggester and profile API are normally disabled for an index when document leve...

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...