Elastic Elasticsearch

43 CVEs affecting Elastic Elasticsearch. Latest disclosed: 2025-12-18. Critical: 0, High: 1.

Top CVEs affecting Elastic Elasticsearch
CVESeverityScorePublishedSummary
CVE-2023-31418High7.52023-10-26An issue has been identified with how Elasticsearch handled incoming requests on the HTTP layer. An unauthenticated user could force an Elasticsearch node to e…
CVE-2025-37731Medium6.82025-12-15Improper Authentication in Elasticsearch PKI realm can lead to user impersonation via specially crafted client certificates. A malicious actor would need to ha…
CVE-2025-68384Medium6.52025-12-18Allocation of Resources Without Limits or Throttling (CWE-770) in Elasticsearch can allow a low-privileged authenticated user to cause Excessive Allocation (CA…
CVE-2024-52979Medium6.52025-05-01Uncontrolled Resource Consumption in Elasticsearch while evaluating specifically crafted search templates with Mustache functions can lead to Denial of Service…
CVE-2024-52980Medium6.52025-04-08A flaw was discovered in Elasticsearch, where a large recursion using the innerForbidCircularReferences function of the PatternBank class could cause the Elast…
CVE-2024-43709Medium6.52025-01-21An allocation of resources without limits or throttling in Elasticsearch can lead to an OutOfMemoryError exception resulting in a crash via a specially crafted…
CVE-2024-23445Medium6.52024-06-12It was identified that if a cross-cluster API key https://www.elastic.co/guide/en/elasticsearch/reference/8.14/security-api-create-cross-cluster-api-key.html#…
CVE-2023-46673Medium6.52023-11-22It was identified that malformed scripts used in the script processor of an Ingest Pipeline could cause an Elasticsearch node to crash when calling the Simulat…
CVE-2023-31419Medium6.52023-10-26A flaw was discovered in Elasticsearch, affecting the _search API that allowed a specially crafted query string to cause a Stack Overflow and ultimately a Deni…
CVE-2021-37937Medium5.92023-11-22An issue was found with how API keys are created with the Fleet-Server service account. When an API key is created with a service account, it is possible that…
CVE-2025-37727Medium5.72025-10-10Insertion of sensitive information in log file in Elasticsearch can lead to loss of confidentiality under specific preconditions when auditing requests to the…
CVE-2023-49921Medium5.22024-07-26An 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 document…
CVE-2025-68390Medium4.92025-12-18Allocation of Resources Without Limits or Throttling (CWE-770) in Elasticsearch can allow an authenticated user with snapshot restore privileges to cause Exces…
CVE-2024-52981Medium4.92025-04-08An issue was discovered in Elasticsearch, where a large recursion using the Well-KnownText formatted string with nested GeometryCollection objects could cause…
CVE-2024-23444Medium4.92024-07-31It 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 Req…
CVE-2024-37280Medium4.92024-06-13A flaw was discovered in Elasticsearch, affecting document ingestion when an index template contains a dynamic field mapping of “passthrough” type. Under certa…
CVE-2024-23450Medium4.92024-03-27A flaw was discovered in Elasticsearch, where processing a document in a deeply nested pipeline on an ingest node could cause the Elasticsearch node to crash.
CVE-2024-23451Medium4.42024-03-27Incorrect Authorization issue exists in the API key based security model for Remote Cluster Security, which is currently in Beta, in Elasticsearch 8.10.0 and b…
CVE-2024-23449Medium4.32024-03-29An uncaught exception in Elasticsearch >= 8.4.0 and < 8.11.1 occurs when an encrypted PDF is passed to an attachment processor through the REST API. The Elasti…
CVE-2023-31417Medium4.12023-10-26Elasticsearch generally filters out sensitive information and credentials before logging to the audit log. It was found that this filtering was not applied whe…