Denial Of Service (DoS)

org.elasticsearch.plugin, x-pack-security is vulnerable to Denial of Service DoS. The vulnerability is due to the lack of limits or throttling on user settings data allocation, which allows a low-privileged authenticated attacker to submit oversized data and trigger excessive memory allocation...

Elasticsearch 8.19.10, 9.1.10, 9.2.4 Security Update (ESA-2026-07)

Elasticsearch yawkat LZ4 Java - CVE-2025-66566 ESA-2026-07 An Information Disclosure vulnerability CVE-2025-66566 exists in the yawkat LZ4 Java library used by Elasticsearch that allows an attacker to read previous buffer contents through specially crafted compressed input sent via the transport...

CVE-2023-45585

An insertion of sensitive information into log file vulnerability CWE-532 in FortiSIEM version 7.0.0, version 6.7.6 and below, version 6.6.3 and below, version 6.5.1 and below, version 6.4.2 and below, version 6.3.3 and below, version 6.2.1 and below, version 6.1.2 and below, version 5.4.0, versi...

CVE-2021-31828

An SSRF issue in Open Distro for Elasticsearch ODFE before 1.13.1.0 allows an existing privileged user to enumerate listening services or interact with configured resources via HTTP requests exceeding the Alerting plugin's intended scope...

CVE-2021-22997

On all 7.x and 6.x versions fixed in 8.0.0, BIG-IQ HA ElasticSearch service does not implement any form of authentication for the clustering transport services, and all data used by ElasticSearch for transport is unencrypted. Note: Software versions which have reached End of Software Development...

CVE-2022-38299

An issue in the Elasticsearch plugin of Appsmith v1.7.11 allows attackers to connect disallowed hosts to the AWS/GCP internal metadata endpoint...

CVE-2022-42123

A Zip slip vulnerability in the Elasticsearch Connector in Liferay Portal 7.3.3 through 7.4.3.18, and Liferay DXP 7.3 before update 6, and 7.4 before update 19 allows attackers to create or overwrite existing files on the filesystem via the installation of a malicious Elasticsearch Sidecar plugin...

CVE-2019-18456

An issue was discovered in GitLab Community and Enterprise Edition 8.17 through 12.4 in the Search feature provided by Elasticsearch integration.. It has Insecure Permissions issue 1 of 4...

CVE-2020-7010

Elastic Cloud on Kubernetes ECK versions prior to 1.1.0 generate passwords using a weak random number generator. If an attacker is able to determine when the current Elastic Stack cluster was deployed they may be able to more easily brute force the Elasticsearch credentials generated by ECK...

CVE-2025-68390

A flaw was found in Elasticsearch. An authenticated user, with snapshot restore privileges, can cause an excessive memory allocation via a crafted HTTP request, resulting in a denial of service. Mitigation To mitigate this issue, make sure that only necessary and trusted users have authentication...

CVE-2025-68384

A flaw was found in Elasticsearch. A low-privileged authenticated user can cause an excessive memory allocation via submission of oversized user settings data, resulting in a denial of service. Mitigation To mitigate this issue, make sure that only necessary and trusted users have authentication...

BIT-ELASTICSEARCH-2025-68390 Elasticsearch Allocation of Resources Without Limits or Throttling

Allocation of Resources Without Limits or Throttling CWE-770 in Elasticsearch can allow an authenticated user with snapshot restore privileges to cause Excessive Allocation CAPEC-130 of memory and a denial of service DoS via crafted HTTP request...

BIT-ELASTICSEARCH-2025-68384 Elasticsearch Allocation of Resources Without Limits or Throttling

Allocation of Resources Without Limits or Throttling CWE-770 in Elasticsearch can allow a low-privileged authenticated user to cause Excessive Allocation CAPEC-130 causing a persistent denial of service OOM crash via submission of oversized user settings data...

EUVD-2025-204411

Allocation of Resources Without Limits or Throttling CWE-770 in Elasticsearch can allow a low-privileged authenticated user to cause Excessive Allocation CAPEC-130 causing a persistent denial of service OOM crash via submission of oversized user settings data...

EUVD-2025-204407

Elasticsearch privileged authenticated users can cause DoS through Excessive Resource Allocation...

com.aconex.scrutineer:scrutineer (>=6.8.13-1 <=7.9.3), com.bbossgroups.plugins:bboss-elasticsearch (>=5.0.3.7.4 <=6.2.0) +21 more potentially affected by CVE-2025-68390 via org.elasticsearch.plugin:x-pack-core (>=6.8.11 <=7.9.3)

org.elasticsearch.plugin:x-pack-core MAVEN version =6.8.11, =6.8.13-1, =5.0.3.7.4, =5.0.3.6, =5.1.1, =5.1.1, =0.3.11, =0.3.11, =2.0.0, =3.3.0, =6.2.2.0, =1.0, =1.2.0, =1.6.1 and more Source cves: CVE-2025-68390 Source advisory: OSV:GHSA-GPHJ-4H6P-37XQ...

GHSA-FJ69-23M4-CCVV Elasticsearch Packetbeat has Excessive Allocation of Memory and CPU via Malicious IPv4 Fragments

Allocation of resources without limits or throttling CWE-770 allows an unauthenticated remote attacker to cause excessive allocation CAPEC-130 of memory and CPU via the integration of malicious IPv4 fragments, leading to denial-of-service in Packetbeat...

GHSA-QF7C-7R9H-MM92 Elasticsearch has Excessive Allocation of Resources via Submission of Oversized User Settings Data

Allocation of Resources Without Limits or Throttling CWE-770 in Elasticsearch can allow a low-privileged authenticated user to cause Excessive Allocation CAPEC-130 causing a persistent denial of service OOM crash via submission of oversized user settings data...

Elasticsearch has Excessive Allocation of Resources via Submission of Oversized User Settings Data

Allocation of Resources Without Limits or Throttling CWE-770 in Elasticsearch can allow a low-privileged authenticated user to cause Excessive Allocation CAPEC-130 causing a persistent denial of service OOM crash via submission of oversized user settings data...

Elasticsearch privileged authenticated users can cause DoS through Excessive Resource Allocation

Allocation of Resources Without Limits or Throttling CWE-770 in Elasticsearch can allow an authenticated user with snapshot restore privileges to cause Excessive Allocation CAPEC-130 of memory and a denial of service DoS via crafted HTTP request...