Elasticsearch 8.15.1 Security Update (ESA-2024-34)

Elasticsearch Uncontrolled Resource Consumption vulnerability ESA-2024-34 A flaw was discovered in Elasticsearch, where a large recursion using the innerForbidCircularReferences function of the PatternBank class could cause the Elasticsearch node to crash. A successful attack requires a malicious...

Kibana 8.17.3 / 8.16.6 Security Update (ESA-2025-06)

Kibana arbitrary code execution via prototype pollution ESA-2025-06 Prototype pollution in Kibana leads to arbitrary code execution via a crafted file upload and specifically crafted HTTP requests. In Kibana versions = 8.15.0 and = 8.15.0 and = 8.17.0 and 8.17.3 Solutions and Mitigations: Users...

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...

Kibana 8.14.0 Security Update (ESA-2024-15)

Kibana Broken Access Control issue ESA-2024-15 A flaw was discovered in Kibana, allowing view-only users of alerting to use the runsoon API making the alerting rule run continuously, potentially affecting the system availability if the alerting rule is running complex queries. Affected Versions:...

Elasticsearch 8.11.1 Security Update (ESA-2024-05)

Elasticsearch Uncaught Exception ESA-2024-05 An uncaught exception in Elasticsearch = 8.4.0 and = 8.4.0 and 8.11.1 Solutions and Mitigations: The issue is resolved in version 8.11.1. This requires the attachment processor to be enabled. Users unable to upgrade can ensure that the attachment...

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...

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 3.1.1 Security Update

Elastic Cloud Enterprise Sensitive information disclosure issue ESA-2022-11 A flaw was discovered in ECE before 3.1.1 that could lead to the disclosure of the SAML signing private key used for the RBAC features, in deployment logs in the Logging and Monitoring cluster. Affected Versions: Elastic...

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...

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 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...

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 6.4.3 and 5.6.13 security update

Elasticsearch information disclosure ESA-2018-16 Elasticsearch Security versions 6.4.0 to 6.4.2 contain an error in the way request headers are applied to requests when using the Active Directory, LDAP, Native, or File realms. A request may receive headers intended for another request if the same...

Elastic Stack 6.3.0 and 5.6.10 Security Update

Elasticsearch Information Exposure Vulnerability ESA-2018-10 In Elasticsearch versions 6.0.0-beta1 to 6.2.4 a disclosure flaw was found in the snapshot API. When the accesskey and securitykey parameters are set using the snapshot API they can be exposed as plain text by users able to query the...

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...

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,...

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...

Kibana 8.12.1 Security Update (ESA-2024-21)

Kibana Improper Authorization ESA-2024-21 Improper authorization in Kibana can lead to privilege abuse via a direct HTTP request to a Synthetic monitor endpoint. Affected Versions: Kibana versions before and including 8.12.0. Solutions and Mitigations: The issue is resolved in versions 8.12.1. Fo...

Kibana 7.17.24 and 8.12.0 Security Update (ESA-2024-20)

Kibana Unrestricted Upload of File with Dangerous Type Can Lead to XSS ESA-2024-20 Unrestricted upload of a file with dangerous type in Kibana can lead to arbitrary JavaScript execution in a victim’s browser XSS via crafted HTML and JavaScript files. The attacker must have access to the Synthetic...

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...

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 7.17.9, 8.5.0 and 8.6.1 Security Update

Kibana authenticated Denial of Service issue ESA-2023-02 A flawCVE-2022-38900 was discovered in one of Kibana’s third party dependencies, that could allow an authenticated user to to perform a request that crashes the Kibana server process. Affected Versions: Kibana Versions 7.0.0 through 7.17.8...

Kibana 7.17.0 Security Update

Kibana Cross-site scripting issue ESA-2022-01 An XSS vulnerability was found in Kibana index patterns. Using this vulnerability, an authenticated user with permissions to create index patterns can inject malicious javascript into the index pattern which could execute against other users. Affected...

APM Java Agent Security Update

APM Java Agent Local Privilege Escalation issue ESA-2021-29 A local privilege escalation issue was found with the APM Java agent, where a user on the system could attach a malicious file to an application running with the APM Java agent. Using this vector, a malicious or compromised user account...

Kibana 7.15.2 Security Update

Kibana Path Traversal issue ESA-2021-26 It was discovered that on Windows operating systems specifically, Kibana was not validating a user supplied path, which would load .pbf files. Because of this, a malicious user could arbitrarily traverse the Kibana host to load internal files ending in the...

Elastic Cloud Enterprise security update

Elastic Cloud Enterprise security update ESA-2021-17 Elastic Cloud Enterprise has the Elasticsearch “anonymous” user enabled by default in deployed clusters. While in the default setting the anonymous user has no permissions and is unable to successfully query any Elasticsearch APIs, an attacker...

Elasticsearch 7.13.3 and 6.8.17 Security Update

Elasticsearch Denial of Service issue ESA-2021-15 An uncontrolled recursion vulnerability that could lead to a denial of service attack was identified in the Elasticsearch Grok parser. A user with the ability to submit arbitrary queries to Elasticsearch could create a malicious Grok query that wi...

Elastic Stack 7.13.0 and 6.8.16 Security Update

Kibana url redirection flaw ESA-2021-12 An open redirect flaw was found in Kibana versions before 7.13.0 and 6.8.16. If a logged in user visits a maliciously crafted URL, it could result in Kibana redirecting the user to an arbitrary website. Affected Versions: All versions of Kibana before 7.13....

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 6.8.7 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...

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...

Elasticsearch 8.19.22, 9.4.7, 9.5.4 Security Update (ESA-2026-179)

Uncontrolled Resource Consumption in Elasticsearch Leading to denial of service Uncontrolled Resource Consumption CWE-400 in Elasticsearch can lead denial of service via Excessive Allocation CAPEC-130 Affected Versions: Fixes should be back-ported to all maintained versions unless there is a...

Filebeat 8.19.18, 9.3.1 Security Update (ESA-2026-165)

Allocation of Resources Without Limits or Throttling CWE-770 in Filebeat can lead to a denial of service via Excessive Allocation CAPEC-130. An attacker able to reach the Filebeat HTTP ingestion endpoint could send specially crafted compressed requests that exhaust the memory resources of the...

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-2026-92)

Missing Authorization in Kibana Machine Learning Leading to Cross-Space Information Disclosure and Unauthorized Data Modification Description: Missing Authorization CWE-862 in Kibana can lead to cross-space information disclosure and unauthorized data modification via Privilege Abuse CAPEC-122...

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...

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...

Elasticsearch 7.17.25 and 8.16.0 Security Update (ESA-2024-40)

Elasticsearch Uncontrolled Resource Consumption vulnerabilityESA-2024-40 Uncontrolled Resource Consumption in Elasticsearch while evaluating specifically crafted search templates with Mustache functions can lead to Denial of Service by causing the Elasticsearch node to crash. Affected Versions:...

Elasticsearch 7.17.24 and 8.15.1 Security Update (ESA-2024-37)

Elasticsearch Uncontrolled Resource Consumption vulnerability ESA-2024-37 An issue was discovered in Elasticsearch, where a large recursion using the Well-KnownText formatted string with nested GeometryCollection objects could cause a stackoverflow. Affected Versions: Elasticsearch versions 7.17....

Kibana 7.17.23 and 8.15.1 Security Update (ESA-2024-36)

Kibana Uncontrolled Resource Consumption vulnerability ESA-2024-36 An issue has been identified where a specially crafted request sent to an Observability API could cause the kibana server to crash. A successful attack requires a malicious user to have read permissions for Observability assigned ...

Elasticsearch 8.14.0 Security Update (ESA-2024-14)

Elasticsearch StackOverflow vulnerability ESA-2024-14 A flaw was discovered in Elasticsearch, affecting document ingestion when an index template contains a dynamic field mapping of “passthrough” type. Under certain circumstances, ingesting documents in this index would cause a StackOverflow...

Elasticsearch 8.14.0 Security Update (ESA-2024-13)

Elasticsearch Remote Cluster Search Cross Cluster API Key insufficient restrictions ESA-2024-13 It was identified that if a cross-cluster API key restricts search for a given index using the query or the fieldsecurity parameter, and the same cross-cluster API key also grants replication for the...

Elastic Network Drive Connector 8.12.1 Security Update (ESA-2024-02)

Elastic Network Drive Connector Improper Access Control ESA-2024-02 An issue was discovered in the Windows Network Drive Connector when using Document Level Security to assign permissions to a file, with explicit allow write and deny read. Although the document is not accessible to the user in...

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...

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...

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 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...