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...

Elasticsearch 8.11.2, 7.17.16 Security Update (ESA-2023-29)

Elasticsearch Insertion of Sensitive Information into Log File ESA-2023-29 An issue was discovered by Elastic whereby Watcher search input logged the search query results on DEBUG log level. This could lead to raw contents of documents stored in Elasticsearch to be printed in logs. Elastic has...

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...

Endpoint Security 8.4.1 Security Update

Elastic Endpoint Security Local Privilege Escalation issue ESA-2022-14 An issue was discovered in the rollback feature of Elastic Endpoint Security for Windows, which could allow unprivileged users to elevate their privileges to those of the LocalSystem account. Affected Versions: Version 8.4.0...

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 8.3.1, 8.3.0, and 7.17.5 Security Update

Kibana cross-site-scripting XSS issue ESA-2022-08 A cross-site-scripting XSS vulnerability was discovered in the Vega Charts Kibana integration which could allow arbitrary JavaScript to be executed in a victim’s browser. Affected Versions: Versions 7.0.0 through 7.17.4 and 8.0.0 through 8.2.3...

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...

Elasticsearch 7.13.4 Security Update

Elasticsearch memory disclosure issue ESA-2021-16 A memory disclosure vulnerability was identified in Elasticsearch’s error reporting. A user with the ability to submit arbitrary queries to Elasticsearch could submit a malformed query that would result in an error message returned containing...

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 7.9.0 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 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 6.6.1 and 5.6.15 security update

Kibana XSS issue ESA-2019-01 Kibana versions before 5.6.15 and 6.6.1 had a cross-site scripting XSS vulnerability that could allow an attacker to obtain sensitive information from or perform destructive actions on behalf of other Kibana users. Affected Versions Kibana versions before 5.6.15 and...

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...

Kibana 8.19.22, 9.4.6 Security Update (ESA-2026-103)

Authorization Bypass Through User-Controlled Key in Kibana Leading to Unauthorized Disclosure, Modification, and Deletion of Data Authorization Bypass Through User-Controlled Key CWE-639 in Kibana can lead to unauthorized disclosure, modification, and deletion of data via Accessing Functionality...

Kibana 8.19.21, 9.4.6, 9.5.3 Security Update (ESA-2026-140)

Incorrect Authorization in Kibana Leading to Privilege Escalation Incorrect Authorization CWE-863 in Kibana can lead to privilege escalation via Input Data Manipulation CAPEC-153. Elasticsearch cluster privilege declarations originating from integration packages were not validated before being us...

Elasticsearch 8.19.19, 9.3.8, 9.4.4, 9.5.1 Security Update (ESA-2026-143)

Missing Authorization in Elasticsearch Leading to Information Disclosure Missing Authorization CWE-862 in the Elasticsearch custom inference service can lead to information disclosure via Privilege Abuse CAPEC-122. A user holding only inference execution privileges could cause outbound inference...

Kibana 8.19.20, 9.4.5, 9.5.1 Security Update (ESA-2026-126)

Authorization Bypass Through User-Controlled Key in Kibana Leading to Cross-Space Access to Machine Learning Trained Models Description: Authorization Bypass Through User-Controlled Key CWE-639 in Kibana can lead to unauthorized cross-space access via Accessing Functionality Not Properly...

Kibana 8.19.20 and 9.4.5 Security Update (ESA-2026-105)

Authorization Bypass Through User-Controlled Key in Kibana Leading to Information Disclosure Authorization Bypass Through User-Controlled Key CWE-639 in Kibana can lead to information disclosure via Accessing Functionality Not Properly Constrained by ACLs CAPEC-1. An authenticated user who is...

Kibana 8.19.19 and 9.4.5 Security Update (ESA-2026-86)

Missing Authorization in Kibana Leading to Cross-User Information Disclosure and Data Tampering The state that Kibana stores for an Observability Onboarding flow is not bound to the user who created the flow, and the routes that read and update that state do not verify ownership. An authenticated...

Elasticsearch 8.19.20, 9.4.5 Security Update (ESA-2026-81)

Uncontrolled Recursion in Elasticsearch Leading to Denial of Service Elasticsearch does not apply its configurable input length restriction to a user-supplied pattern accepted by an intervals query. Compiling a deeply nested pattern drives unbounded recursion that exhausts the thread stack and...

Kibana 9.3.8, 9.4.4 Security Update (ESA-2026-67)

Missing Authorization in Kibana Leading to Unauthorized Information Disclosure Missing Authorization CWE-862 in Kibana can lead to unauthorized information disclosure via Privilege Abuse CAPEC-122. A user with limited feature privileges can access workflow execution outputs in their Kibana space...

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...

Kibana 9.0.6, 9.1.3 Security Update (ESA-2025-13)

Kibana privilege escalation viareportinguser role ESA-2025-13 Incorrect authorization in Kibana can lead to privilege escalation via the built-in reportinguser role which incorrectly has the ability to access all Kibana Spaces. Affected Versions: Kibana versions starting from and including 9.0.0,...

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...

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...

Kibana 7.17.23/8.14.0 Security Update (ESA-2024-16)

Kibana Denial of Service issue ESA-2024-16 An issue was discovered in Kibana where a user with Viewer role could cause a Kibana instance to crash by sending a large number of maliciously crafted requests to a specific endpoint. Affected Versions: Kibana 8.x versions prior to 8.14.0 and Kibana 7.x...

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...

Elasticsearch 8.9.2 and 7.17.13 Security Update

Elasticsearch Insertion of sensitive information in audit logs ESA-2023-12 Elasticsearch generally filters out sensitive information and credentials before logging to the audit log. It was found that this filtering was not applied when requests to Elasticsearch use certain deprecated URIs for API...

Endpoint Security 8.4.0/7.17.7 and Endgame 3.62.3 Security Update

Elastic Endpoint Security Local Privilege Escalation issue ESA-2022-13 An issue was discovered in the quarantine feature of Elastic Endpoint Security and Elastic Endgame for Windows, which could allow unprivileged users to elevate their privileges to those of the LocalSystem account. Affected...

Elasticsearch 5.0.0-5.6.10 and 6.0.0-6.3.2: Log4j CVE-2021-44228, CVE-2021-45046 remediation

Note — If you are not running Elasticsearch 5.0.0-5.6.10 or 6.0.0-6.3.2, these instructions do not apply. Please follow the guidance in themain announcement. Instructions for removing JndiLookup from the log4j-core JAR file​ These instructions only apply to users running Elasticsearch versions...

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...

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 7.9.3 and 6.8.13 Security Update

Elasticsearch field disclosure flaw ESA-2020-13 A document disclosure flaw was found in Elasticsearch when Document or Field Level Security is used. Search queries do not properly preserve security permissions when executing certain complex queries. This could result in the search disclosing the...

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...

X-Pack Alerting and Kibana 5.6.1 security update

X-Pack alerting privileged user multiple issues An error was found in the permission model used by X-Pack alerting whereby users mapped to certain built-in roles could create a watch that results in that user gaining elevated privileges. Affected Versions: 5.0.0 to 5.6.0 Solutions and Mitigations...

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...

Kibana 9.4.6, 9.5.3 Security Update (ESA-2026-153)

Missing Authorization in Kibana Fleet Plugin Leading to Cross-Space Agent Data Disclosure Missing Authorization in Kibana Leading to Information Disclosure / Missing Authorization CWE-862 in the Kibana Fleet feature can lead to information disclosure via Privilege Abuse CAPEC-122. An authenticate...

Kibana 8.19.20 and 9.4.5 Security Update (ESA-2026-87)

Exposure of Sensitive Information to an Unauthorized Actor in Kibana Leading to Disclosure of Fleet Proxy Credentials A lower privileged user who holds only the privilege to read agent policies can read the entire configuration of a configured Fleet proxy. This would normally require the Fleet...

Kibana 8.19.20, 9.4.5 Security Update (ESA-2026-137)

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 denial of service via Excessive Allocation CAPEC-130. A query expression accepted by a connector reporting operation was...

Elasticsearch 8.19.20, 9.4.5, 9.5.1 Security Update (ESA-2026-123)

Use of Out-of-range Pointer Offset in the Elasticsearch Machine Learning Native Inference Process The native inference process that Elasticsearch uses to evaluate uploaded machine learning models accepts a model operation that computes a memory address from an offset supplied inside the model,...

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...

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...

Logstash 8.15.3, 8.16.0 Security Update (ESA-2024-48)

Logstash Inefficient Regular Expression Complexity ESA-2024-48 On October 28th, 2024, Ruby announced CVE-2024-49761 in rexml which can lead to ReDoS when parsing XML that has many digits between & and x...; in a hex numeric character reference &x...;. The issue only affects users that use the...

Kibana 7.17.23 and 8.14.2 Security Update (ESA-2024-26)

Kibana allocation of resources without limits or throttling leads to crash ESA-2024-26 An allocation of resources without limits or throttling in Kibana can lead to a crash caused by a specially crafted request to /api/logentries/summary. This can be carried out by users with read access to the...

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...

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...

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 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...