Elasticsearch 8.19.19, 9.3.8, 9.4.4 Security Update (ESA-2026-74)

Uncontrolled Resource Consumption in Elasticsearch Leading to Denial of Service Uncontrolled Resource Consumption CWE-400 in Elasticsearch can lead to denial of service via Exponential Data Expansion CAPEC-197. An authenticated user may submit a specially crafted query to the ES|QL engine that...

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...

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 9.4.4 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 8.19.19, 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...

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 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 8.19.19, 9.3.8, 9.4.4 Security Update (ESA-2026-66)

Incomplete List of Disallowed Inputs in Kibana Leading to Server-Side Request Forgery Incomplete List of Disallowed Inputs CWE-184 in Kibana can allow an authenticated attacker with access to the Reporting feature to bypass outbound request restrictions configured by an administrator, causing the...

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 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...

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...

Elasticsearch 8.19.15, 9.2.9, 9.3.4 Security Update (ESA-2026-60)

Uncontrolled Resource Consumption in Elasticsearch Leading to Denial of Service Uncontrolled Resource Consumption CWE-400 in Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. A user with search privileges can submit a specially crafted search request that causes a da...

Kibana 8.19.18, 9.3.7, 9.4.3 Security Update (ESA-2026-59)

Authorization Bypass Through User-Controlled Key in Kibana Leading to Unauthorized Information Disclosure and Case Attachment Integrity Compromise Authorization Bypass Through User-Controlled Key CWE-639 in Kibana can lead to unauthorized information disclosure and case attachment integrity...

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...

Elasticsearch 8.19.18, 9.3.7, 9.4.4 Security Update (ESA-2026-57)

Uncontrolled Resource Consumption in Elasticsearch Leading to Denial of Service Uncontrolled Resource Consumption CWE-400 in Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. A low-privileged authenticated user with permission to execute EQL sequence queries against ...

Elasticsearch 8.19.18, 9.3.7, 9.4.4 Security Update (ESA-2026-56)

Incorrect Authorization in Elasticsearch Leading to Information Disclosure Incorrect Authorization CWE-863 in Elasticsearch can allow an authenticated user with limited index privileges to exploit insufficient authorization controls in the ingest simulation feature. By targeting indices they are...

Kibana 9.3.7, 9.4.4 Security Update (ESA-2026-55)

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 request to...

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...

Kibana 7.17.15, 8.11.1 Security Update (ESA-2026-53)

Improper Output Neutralization for Logs in Kibana Leading to Log Injection Improper Output Neutralization for Logs CWE-117 in Kibana can lead to log injection via Log Injection-Tampering-Forging CAPEC-93. An attacker can supply specially crafted input that is written to log files without proper...

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 8.16.3, 8.17.2 Security Update (ESA-2026-51)

Authorization Bypass Through User-Controlled Key in Kibana Leading to Unauthorized Data Modification Authorization Bypass Through User-Controlled Key CWE-639 in Kibana can lead to unauthorized data modification via Accessing Functionality Not Properly Constrained by ACLs CAPEC-1. Under certain...

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 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...

Elastic Defend 8.19.13, 9.2.7, 9.3.2 Security Update (ESA-2026-46)

Incorrect Authorization in Elastic Defend Leading to Information Disclosure Incorrect Authorization CWE-863 in Elastic Defend can lead to unauthorized information disclosure via Accessing Functionality Not Properly Constrained by ACLs CAPEC-1. Under certain conditions, a low-privileged...

Kibana 8.19.17, 9.3.6, 9.4.3 Security Update (ESA-2026-45)

Improper Input Validation in Kibana Leading to Denial of Service Improper Input Validation CWE-20 in Kibana can lead to a denial of service via Input Data Manipulation CAPEC-153. An authenticated user can submit a specially crafted Fleet policy input that is not correctly validated, which can...

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...

Elasticsearch 8.19.17, 9.3.6, 9.4.3 Security Update (ESA-2026-42)

Uncontrolled Recursion in Elasticsearch Leading to Denial of Service Uncontrolled Recursion CWE-674 in Elasticsearch can lead to a denial of service via Excessive Allocation CAPEC-130. An authenticated user can submit a specially crafted query that causes excessive resource consumption while the...

Fleet Server 8.19.15, 9.3.4, 9.4.0 Security Update (ESA-2026-41)

Dependency on Vulnerable Third-Party Component in Fleet Server Leading to Denial of Service Dependency on Vulnerable Third-Party Component CWE-1395 exists in the Go standard library used by Fleet Server that could allow a remote attacker to cause denial of service by sending a specially crafted...

Kibana 9.3.3 Security Update (ESA-2026-40)

Server-Side Request Forgery SSRF in Kibana Leading to Unauthorized Network Access Server-Side Request Forgery CWE-918 in Kibana can allow an authenticated user with connector management privileges to bypass the operator-configured connector allowlist, causing the Kibana server to issue outbound...

Kibana 8.19.16 Security Update (ESA-2026-39)

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 user with viewer-level access can submit a request containing an oversized input value to...

Kibana Fleet 8.19.16, 9.3.5, and 9.4.2 Security Update (ESA-2026-38)

Improper Input Validation in Kibana Fleet Leading to Privilege Escalation Improper Input Validation CWE-20 in the Kibana Fleet agent policy management feature can lead to privilege escalation. An authenticated user with Fleet management privileges can manipulate agent policy configuration by...

Kibana 9.2.8, and 9.3.2 Security Update (ESA-2026-37)

Server-Side Request Forgery SSRF in Kibana Leading to Unauthorized Network Access Server-Side Request Forgery CWE-918 in Kibana allows authenticated users with connector management privileges to bypass the operator-configured connection allowlist. By configuring a Webhook connector with a crafted...

Kibana 8.19.16, and 9.3.5 Security Update (ESA-2026-36)

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 cause Kibana to consume exponentially increasing amounts of memor...

Kibana 8.19.16, 9.3.5, 9.4.2 Security Update (ESA-2026-35)

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 user can send a specially crafted compressed request payload that is processed prior to...

Kibana 8.19.16, 9.3.5 Security Update (ESA-2026-34)

Improper Neutralization of Input During Web Page Generation in Kibana Leading to Stored HTML Injection Improper Neutralization of Input During Web Page Generation CWE-79 in Kibana can lead to stored HTML injection. A user with write access to an Elasticsearch index could persist crafted markup...

8.19.16, 9.3.5 Security Update (ESA-2026-33)

Operation on a Resource after Expiration or Termination in Kibana Leading to Unauthorized File Access Operation on a Resource after Expiration or Termination CWE-672 in Kibana can lead to unauthorized information disclosure. A logic error in how expiration timestamps were validated allowed a...

Kibana 8.19.16, 9.3.5, 9.4.1 Security Update (ESA-2026-32)

Uncontrolled Resource Consumption in Kibana Leading to Denial of Service Uncontrolled Resource Consumption CWE-400 in Kibana can lead to a denial of service via Excessive Allocation CAPEC-130. An authenticated user holding a low-privileged role can submit a specially crafted, oversized payload to...

Kibana 8.19.16 and 9.3.5 Security Update (ESA-2026-30)

Path Traversal in Kibana Leading to Unauthorized Deletion of User Accounts A path traversal vulnerability was identified in Kibana's dashboard management functionality. An authenticated user with limited permissions could create a dashboard with a specially crafted identifier. When an administrat...

Elastic Package Registry 1.38.0 Security Update (ESA-2026-27)

Improper Verification of Cryptographic Signature in Elastic Package Registry Leading to Package Integrity Bypass Improper Verification of Cryptographic Signature CWE-347 in Elastic Package Registry could allow an attacker positioned to intercept network traffic, or to otherwise influence the...

Logstash 8.19.14, 9.2.8, 9.3.3 Security Update (ESA-2026-29)

Improper Limitation of a Pathname to a Restricted Directory in Logstash Leading to Arbitrary File Write Improper Limitation of a Pathname to a Restricted Directory CWE-22 in Logstash can lead to arbitrary file write and potentially remote code execution via Relative Path Traversal CAPEC-139. The...

Kibana 9.3.3 Security Update (ESA-2026-28)

Server-Side Request Forgery SSRF in Kibana One Workflow Leading to Information Disclosure Server-Side Request Forgery CWE-918 in Kibana One Workflow can lead to information disclosure. An authenticated user with workflow creation and execution privileges can bypass host allowlist restrictions in...

Kibana 8.19.14, 9.2.8, 9.3.3 Security Update (ESA-2026-26)

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 user with access to the automatic import feature can submit specially crafted requests wi...

Kibana 8.19.14, 9.2.8, 9.3.3 Security Update (ESA-2026-25)

Incorrect Authorization in Kibana Fleet Leading to Information Disclosure Incorrect Authorization CWE-863 in Kibana can lead to cross-space information disclosure via Privilege Abuse CAPEC-122. A user with Fleet agent management privileges in one Kibana space can retrieve Fleet Server policy...

Kibana 8.19.14, 9.2.8, 9.3.3 Security Update (ESA-2026-24)

Incorrect Authorization in Kibana Fleet Leading to Information Disclosure Incorrect Authorization CWE-863 in Kibana can lead to information disclosure via Privilege Abuse CAPEC-122. A user with limited Fleet privileges can exploit an internal API endpoint to retrieve sensitive configuration data,...

Kibana 8.19.14, 9.2.8, 9.3.3 Security Update (ESA-2026-21)

Execution with Unnecessary Privileges in Kibana Leading to reading index data beyond their direct Elasticsearch RBAC scope Execution with Unnecessary Privileges CWE-250 in Kibana’s Fleet plugin debug route handlers can lead reading index data beyond their direct Elasticsearch RBAC scope via...

Elastic OTel Java 1.10.0 Security Update (ESA-2026-22 / GHSA-xw7x-h9fj-p2c7)

Dependency on Vulnerable Third-Party Component in Elastic OTel Java Leading to Remote Code Execution Dependency on Vulnerable Third-Party Component CWE-1395 exists in Elastic OTel Java via a dependency on OpenTelemetry Java instrumentation library. This vulnerability could allow an attacker to...

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...

Elasticsearch 8.19.8, 9.1.8 Security Update (ESA-2026-18)

Deserialization of Untrusted Data in Elasticsearch Leading to Remote Code Execution Dependency on Vulnerable Third-Party Component CWE-1395 exists in PyTorch used by the machine learning model loading component in Elasticsearch that can allow an attacker to achieve remote code execution via Objec...