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 7.7.1 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 APM agent for Python 5.1.0 security update

Elastic APM agent for Python client CGI proxy redirection flaw ESA-2019-11 When the Elastic APM agent for Python is run as a CGI script, there is a variable name clash flaw if a remote attacker can control the proxy header. This could result in an attacker redirecting collected APM data to a prox...

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...

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 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...

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...

Elastic Maps Server 8.19.19, 9.4.4, 9.5.1 Security Update (ESA-2026-148)

Improper Limitation of a Pathname to a Restricted Directory in Elastic Maps Server Leading to Unauthorized File Disclosure Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' CWE-22 in Elastic Maps Server can lead to information disclosure via Path Traversal CAPEC-126. An...

Kibana 9.4.5, 9.5.1 Security Update (ESA-2026-128)

Improper Privilege Management in Kibana Fleet Leading to Over-Scoped Elastic Agent API Keys Description: Improper Privilege Management CWE-269 in Kibana Fleet can lead to privilege escalation via Privilege Escalation CAPEC-233. An integration policy may optionally declare extra data streams that...

Kibana 9.3.8, 9.4.4 Security Update (ESA-2026-91)

Allocation of Resources Without Limits or Throttling in Kibana Leading to Denial of Service Description: Allocation of Resources Without Limits or Throttling CWE-770 in Kibana can lead to a denial of service via Excessive Allocation CAPEC-130. A user-supplied list of document fields accepted by t...

Kibana 8.19.20, 9.4.5, 9.5.1 Security Update (ESA-2026-127)

Incorrect Authorization in Kibana Fleet Leading to Privilege Escalation Description: Incorrect Authorization CWE-863 in Kibana Fleet can lead to privilege escalation via Privilege Abuse CAPEC-122. Fleet restricts some callers to managing integration policies for one specific integration. When an...

Kibana 9.4.4 Security Update (ESA-2026-70)

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 user-supplied identifiers that reference scheduled query result data from Kibana Spaces the...

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 7.17.23 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...

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 8.11.2, 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 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...

Kibana 8.10.3, 7.17.14 Security Update

Kibana heap buffer overflow vulnerability ESA-2023-19 On Sept 11, 2023, Google Chrome announced CVE-2023-4863, described as “Heap buffer overflow in libwebp in Google Chrome prior to 116.0.5845.187 and libwebp 1.3.2 allowed a remote attacker to perform an out of bounds memory write via a crafted...

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 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 7.17.4 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 7.12.0 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...

Elastic Stack 6.6.2 and 5.6.16 security update

Winlogbeat insufficient logging issue ESA-2019-06 Nate Guagenti @ neu5ron, solutions engineer with Perched Inc. reported an issue in Winlogbeat versions before 5.6.16 and 6.6.2 had an insufficient logging flaw. An attacker able to inject certain characters into a log entry could prevent Winlogbea...

Elastic Stack 6.2.3 security update

X-Pack Security SAML vulnerability ESA-2018-07 X-Pack Security versions 6.2.0, 6.2.1, and 6.2.2 are vulnerable to a user impersonation attack via incorrect XML canonicalization and DOM traversal. An attacker might have been able to impersonate a legitimate user if the SAML Identity Provider allow...

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...

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 9.4.5 Security Update (ESA-2026-97)

Authorization Bypass Through User-Controlled Key in Kibana Leading to Unauthorized Query Execution on Managed Hosts Authorization Bypass Through User-Controlled Key CWE-639 in Kibana can lead to unauthorized query execution against Elastic Agents that are assigned to a Kibana space the requesting...

Kibana 9.4.5 Security Update (ESA-2026-82)

Authorization Bypass Through User-Controlled Key in Kibana Agent Builder Leading to Unauthorized Data Modification Kibana Agent Builder A2A JSON-RPC API endpoint derives the identifier of a stored conversation from a user-supplied input, and the ownership check on that identifier does not...

Kibana 8.19.20 and 9.4.5 Security Update (ESA-2026-88)

Missing Authorization in Kibana Leading to Unauthorized Modification of Machine Learning Trained Model Space Assignments A Kibana Machine Learning capability that removes a saved object from the current space accepts machine learning trained models as a target, but it verifies only the privileges...

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 8.19.20 and 9.4.5 Security Update (ESA-2026-104)

Inefficient Algorithmic Complexity in Kibana Leading to Denial of Service Description: Inefficient Algorithmic Complexity CWE-407 in Kibana can lead to denial of service via Input Data Manipulation CAPEC-153. A specially crafted, deeply nested expression submitted to a Kibana TSVB visualization i...

Kibana 8.19.20, and 9.4.4 Security Update (ESA-2026-90)

Incorrect Authorization in Kibana Leading to Unauthorized Deletion of Synthetics Private Locations Description: Incorrect Authorization CWE-863 in Kibana can lead to unauthorized deletion of Synthetics private locations via Accessing Functionality Not Properly Constrained by ACLs CAPEC-1...

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...

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...

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...

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...

Kibana 8.12.1, 7.17.18 Security Update (ESA-2024-04)

Kibana heap buffer overflow vulnerability ESA-2024-04 This issue requires authenticated access to Kibana. On Dec 21, 2023, Google Chrome announced CVE-2023-7024, described as “Heap buffer overflow in WebRTC in Google Chrome prior to 120.0.6099.129 allowed a remote attacker to potentially exploit...

Elasticsearch 7.17.14 / 8.10.3 Security Update (ESA-2023-24)

Elasticsearch Improper Handling of Exceptional Conditions ESA-2023-24 It was identified that malformed scripts used in the script processor of an Ingest Pipeline could cause an Elasticsearch node to crash when calling the Simulate Pipeline API. Affected Versions: Elasticsearch versions on or afte...

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...

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...

Kibana 7.17.8 and 8.5.0 Security Update

Update Log 2022-12-23 : Updated impact section with additional details. 2023-01-09 : Updated impact section to include RHEL 2023-01-23 : Updated impact section with additional details. Updated Solutions and Mitigations section with new mitigation option. Updated Affected Versions section. Kibana...