CVE-2026-72656 Memory Allocation with Excessive Size Value in Elasticsearch Leading to Denial of Service

Memory Allocation with Excessive Size Value CWE-789 in the ES|QL query processing of Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated user able to submit ES|QL queries could send a specially crafted query whose evaluation allocates an unbounded amou...

CVE-2026-72656 Memory Allocation with Excessive Size Value in Elasticsearch Leading to Denial of Service

Memory Allocation with Excessive Size Value CWE-789 in the ES|QL query processing of Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated user able to submit ES|QL queries could send a specially crafted query whose evaluation allocates an unbounded amou...

EUVD-2026-58277

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 who is authorized to manage maintenance windows could submit a specially crafted, malformed payload that causes the Kibana process to...

CVE-2026-72653 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 who is authorized to manage maintenance windows could submit a specially crafted, malformed payload that causes the Kibana process to...

CVE-2026-72651

CVE-2026-72651 : In Kibana, Allocation of Resources Without Limits or Throttling (CWE-770) can cause a Denial of Service through Excessive Allocation. An authenticated user with read‑only privileges to the alerting feature can send a malformed payload that exhausts Kibana resources, rendering the...

CVE-2026-72659 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 specially crafted, malformed payload submitted to a Kibana visualization feature by an authenticated user holding only low-privileged access is not correctly...

CVE-2026-72667

Allocation of Resources Without Limits or Throttling CWE-770 in Kibana can lead to a denial of service via Excessive Allocation CAPEC-130. A specially crafted request submitted by an authenticated user with minimal privileges to a validation capability of the Observability log analysis feature...

CVE-2026-72667 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. A specially crafted request submitted by an authenticated user with minimal privileges to a validation capability of the Observability log analysis feature...

CVE-2026-72674 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. A user-supplied list of document fields accepted by the Kibana Playground for RAG feature was neither bounded in length nor de-duplicated before it was used t...

EUVD-2026-58261

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 the Kibana Playground for RAG feature was neither bounded in length nor de-duplicated before it was used t...

CVE-2026-72678

Elasticsearch does not validate a size value taken from a user-supplied input before that value is used to reserve memory for an internal data structure. An authenticated user holding only read privileges can submit a single small crafted request to a product API endpoint that causes the node to...

CVE-2026-72678 Memory Allocation with Excessive Size Value in Elasticsearch Leading to Denial of Service

Elasticsearch does not validate a size value taken from a user-supplied input before that value is used to reserve memory for an internal data structure. An authenticated user holding only read privileges can submit a single small crafted request to a product API endpoint that causes the node to...

CVE-2026-72678 Memory Allocation with Excessive Size Value in Elasticsearch Leading to Denial of Service

Elasticsearch does not validate a size value taken from a user-supplied input before that value is used to reserve memory for an internal data structure. An authenticated user holding only read privileges can submit a single small crafted request to a product API endpoint that causes the node to...

CVE-2026-72678

CVE-2026-72678 : Elasticsearch vulnerability where a user-controlled size value is not validated before memory reservation, enabling memory exhaustion. An authenticated user with read privileges can send a single crafted request to a REST API endpoint, causing the node to attempt an excessively l...

CVE-2026-72687 Memory Allocation with Excessive Size Value in Elasticsearch Leading to Denial of Service

A flaw in Elasticsearch allows a low-privileged authenticated user to submit a single small request containing a forged opaque identifier. Elasticsearch decodes and deserializes the identifier before confirming that it was legitimately issued by the cluster, and a size value carried inside the...

CVE-2026-72687 Memory Allocation with Excessive Size Value in Elasticsearch Leading to Denial of Service

A flaw in Elasticsearch allows a low-privileged authenticated user to submit a single small request containing a forged opaque identifier. Elasticsearch decodes and deserializes the identifier before confirming that it was legitimately issued by the cluster, and a size value carried inside the...

CVE-2026-72687 Memory Allocation with Excessive Size Value in Elasticsearch Leading to Denial of Service

A flaw in Elasticsearch allows a low-privileged authenticated user to submit a single small request containing a forged opaque identifier. Elasticsearch decodes and deserializes the identifier before confirming that it was legitimately issued by the cluster, and a size value carried inside the...

CVE-2026-72684 Allocation of Resources Without Limits or Throttling in Elasticsearch Leading to Denial of Service

A flaw in Elasticsearch allows an authenticated user holding only read privileges to submit a small search request containing a crafted user-supplied input. Processing that input causes a specific internal component to allocate memory without any upper bound, and the allocation occurs outside the...

CVE-2026-72684

This CVE affects Elasticsearch where an authenticated user with read privileges can trigger memory allocation by sending a crafted small search input, leading to an out-of-memory fatal condition and node denial of service. Affected versions: 8.0.0–8.19.19 and 9.0.0–9.4.4. Mitigation: upgrade to v...

CVE-2026-72684 Allocation of Resources Without Limits or Throttling in Elasticsearch Leading to Denial of Service

A flaw in Elasticsearch allows an authenticated user holding only read privileges to submit a small search request containing a crafted user-supplied input. Processing that input causes a specific internal component to allocate memory without any upper bound, and the allocation occurs outside the...