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...

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...

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...

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 7.14.1 Security Update

Kibana code execution issue ESA-2021-21 It was discovered that a user with fleet admin permissions could upload a malicious package. Due to using an older version of the js-yaml library, this package would be loaded in an insecure manner, allowing an attacker to execute commands on the kibana...

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 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 6.5.2 security update

Elasticsearch information disclosure ESA-2018-19 Elasticsearch Security versions 6.5.0 and 6.5.1 contain an XXE flaw in Machine Learning’s findfilestructure API. If a policy allowing external network access has been added to Elasticsearch’s Java Security Manager then an attacker could send a...

Elastic Stack 6.2.4 and 5.6.9 security update

X-Pack Machine Learning XSS vulnerability ESA-2018-06 X-Pack Machine Learning versions before 6.2.4 and 5.6.9 had a cross-site scripting XSS vulnerability. Users with manageml permissions could create jobs containing malicious data as part of their configuration that could allow the attacker to...

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...

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...

Kibana 5.5.2 and 4.6.5 security update

Kibana markdown parser Cross Site Scripting XSS error ESA-2017-16 Kibana versions prior to 5.5.2 had a cross-site scripting XSS vulnerability in the markdown parser that could allow an attacker to obtain sensitive information from or perform destructive actions on behalf of other Kibana users...

Kibana Cross-site Request Forgery CVE-2015-8131

CVE: CVE-2015-8131 Affected versions: All versions up to and including 4.1.2 and 4.2.0. The vulnerability is a cross-site request forgery CSRF or XSRF that could allow an attacker to read and write changes to the .kibana index or gain read and write access to Kibana plugin actions. Remediation: A...

Kibana 8.19.21, 9.4.6, 9.5.3 Security Update (ESA-2026-151)

Improper Control of Generation of Code in Kibana Leading to Privilege Escalation An insufficiently validated configuration field in Kibana's Cribl integration allows an authenticated user holding Kibana Fleet management privileges to inject attacker-controlled expressions into a server-side scrip...

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 8.19.20 and 9.4.5 Security Update (ESA-2026-99)

Cross-Site Request Forgery in Kibana Leading to Privilege Escalation Cross-Site Request Forgery CWE-352 in Kibana can lead to privilege escalation via Cross Site Request Forgery CAPEC-62. A user who is permitted to create visualizations can save a specially crafted Vega visualization that, when i...

Fleet Server 8.19.20, 9.4.5, 9.5.1 Security Update (ESA-2026-112)

Authorization Bypass Through User-Controlled Key in Fleet Server Leading to Information Disclosure Authorization Bypass Through User-Controlled Key CWE-639 in Fleet Server can lead to information disclosure via Manipulating User-Controlled Variables CAPEC-77. The authorization decision for artifa...

Kibana 8.19.19, 9.3.8, 9.4.4 Security Update (ESA-2026-71)

Uncontrolled Resource Consumption in Kibana Leading to Denial of Service Uncontrolled Resource Consumption CWE-400 in Kibana can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated attacker with low-privilege access can trigger a denial of service condition in Kibana by...

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...

Elasticsearch 8.19.19, 9.3.8, 9.4.4 Security Update (ESA-2026-64)

Reachable Assertion in Elasticsearch Leading to Denial of Service Reachable Assertion CWE-617 in Elasticsearch can lead to denial of service via Input Data Manipulation CAPEC-153. A specially crafted search request containing a null value in a specific query clause causes an internal assertion to...

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 Enterprise (ECE) 2.13.3, 3.3.0 Security Update

ECE Denial of Service DoS issue ESA-2023-09 A denial of service vulnerability was discovered in ECE that could lead to the ECE Admin API server becoming unavailable if a maliciously crafted JWT is supplied. This is due to the use of a transitive dependency json-smart which parses nested arrays in...

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 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 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 6.6.1 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...

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 Stack 6.1.2 and 5.6.6 security update

Logstash sensitive information disclosure issue ESA-2018-01 When logging warnings regarding deprecated settings, Logstash could inadvertently log sensitive information. Affected Versions All versions before 6.1.2 and 5.6.6 Solutions and Mitigations: Users should upgrade to Logstash version 6.1.2 ...

Kibana 6.1.1 security update

Kibana arbitrary code execution issue ESA-2017-24 Kibana version 6.1.0 had an arbitrary code execution vulnerability in the Math.js package which is used by math aggregations in Time Series Visual Builder. Kibana users could construct a math aggregation capable of executing arbitrary code on the...

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...

X-Pack Security 5.5.2 security update

X-Pack Security TLS certificate verification error ESA-2017-15 An error was found in the X-Pack Security TLS trust manager for versions 5.0.0 to 5.5.1. If reloading the trust material fails the trust manager will be replaced with an instance that trusts all certificates. This could allow any node...

Elastic Stack 5.5 Security update

Elasticsearch X-Pack Security user credentials disclosure ESA-2017-10 Elasticsearch X-Pack Security versions 5.0.0 to 5.4.3, when enabled, can result in the Elasticsearch nodes API leaking sensitive configuration information, such as the paths and passphrases of SSL keys that were configured as...

Kibana 4.4.2, 4.3.3, 4.1.6 - Updated node.js versions due to upstream vulnerabilities

Same deal as last month, but we've bumped all 3 version to node v4.3.2 to cover security issues in node.js. You can read their maintenance announcement here: https://nodejs.org/en/blog/release/v4.3.2/ Check out the blog post with release notes or grab the latest version...

Kibana 8.19.21, 9.4.6, 9.5.3 Security Update (ESA-2026-174)

Incorrect Authorization in Kibana Leading to Denial of Service Incorrect Authorization CWE-863 in Kibana can lead to denial of service via Exploiting Incorrectly Configured Access Control Security Levels CAPEC-180. Affected Versions: 8.x: All versions from 8.0.0 up to and including 8.19.20 9.x: A...

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 8.19.17, 9.3.6, 9.4.3 Security Update (ESA-2026-159)

Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' in Kibana Leading to Unauthorized Resource Deletion Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' CWE-22 in the Kibana Fleet feature can lead to the unauthorized deletion of resources via...

Kibana 8.19.21, 9.4.6, 9.5.2 Security Update (ESA-2026-142)

Incorrect Authorization in Kibana Leading to Unauthorized Disclosure, Modification, and Deletion of Data Incorrect Authorization CWE-863 in Kibana can lead to unauthorized disclosure, modification, and deletion of data via Accessing Functionality Not Properly Constrained by ACLs CAPEC-1. Where tw...

Kibana 8.19.16, 9.3.5, 9.4.2 Security Update (ESA-2026-160)

Improper Limitation of a Pathname to a Restricted Directory in Kibana Leading to Unauthorized Deletion of Privileged Resources Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' CWE-22 in Kibana can lead to the unauthorized deletion of privileged resources via Path...

Winlogbeat 8.13.0 Security Update (ESA-2024-49)

Improper Link Resolution Before File Access 'Link Following' in Winlogbeat Leading to Arbitrary File Write and Denial of Service A local vulnerability in the Winlogbeat Windows installer caused runtime files to be placed in a directory writable by unprivileged users. A low-privileged attacker wit...

Kibana 8.19.20, 9.4.5, 9.5.1 Security Update (ESA-2026-129)

Observable Discrepancy in Kibana Fleet Leading to Disclosure of Elastic Agent Elasticsearch API Keys Description: Observable Discrepancy CWE-203 in Kibana Fleet can lead to information disclosure via Excavation CAPEC-116. Fleet removes the Elasticsearch API key value of an enrolled Elastic Agent...

Kibana 8.19.20, 9.4.5 Security Update (ESA-2026-110)

Improperly Controlled Modification of Dynamically-Determined Object Attributes in Kibana Leading to Unauthorized Data Modification Improperly Controlled Modification of Dynamically-Determined Object Attributes CWE-915 in the case management functionality of Elastic Security in Kibana can lead to...

Kibana 8.19.20, 9.4.5 Security Update (ESA-2026-106)

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. An authenticated user with read-only privileges to the alerting...

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, 9.4.5 Security Update (ESA-2026-100)

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 denial of service via Excessive Allocation CAPEC-130. A specially crafted, malformed payload submitted to a...

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,...

Elasticsearch 8.19.20, 9.4.5, 9.5.1 Security Update (ESA-2026-118)

Uncontrolled Recursion in Elasticsearch Leading to Denial of Service Uncontrolled Recursion CWE-674 in Elasticsearch can lead to denial of service via Serialized Data with Nested Payloads CAPEC-230. An authenticated user holding only read privileges on a single index can submit one specially...

Kibana 9.4.4 Security Update (ESA-2026-73)

Missing Authorization in Kibana Leading to Information Disclosure Missing Authorization CWE-862 in Kibana can lead to unauthorized cross-space information disclosure via user-supplied input that circumvents space-level access control. Affected Versions: 9.4.x: All versions from 9.4.0 up to and...

Kibana 8.19.19, 9.3.8, 9.4.4 Security Update (ESA-2026-72)

Uncontrolled Resource Consumption in Kibana Leading to Denial of Service Uncontrolled Resource Consumption CWE-400 in Kibana can lead to denial of service via Excessive Allocation CAPEC-130. A low-privileged authenticated user can send a specially crafted request to a Kibana machine learning...

Elasticsearch 8.19.19, 9.3.8, 9.4.4 Security Update (ESA-2026-68)

Uncontrolled Recursion in Elasticsearch Leading to Denial of Service Uncontrolled Recursion CWE-674 in Elasticsearch can lead to denial of service via a specially crafted search request submitted by a low-privileged authenticated user. A user with read-level index access can submit a request that...

Kibana 8.19.19, 9.3.8, 9.4.4 Security Update (ESA-2026-63)

Uncontrolled Resource Consumption in Kibana Leading to Denial of Service Uncontrolled Resource Consumption CWE-400 in Kibana can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated low-privileged user can exploit an uncontrolled resource consumption vulnerability in...