CVE-2026-82061

A use-after-free security issue exists in the server's query execution memory tracking subsystem. An authenticated user with read privileges can trigger a write to freed heap memory through a sequence of standard database commands, leading to server process crash or potential memory corruption. N...

EUVD-2026-72916

A security issue in the MongoDB Server aggregation framework allows an authenticated user with limited read privileges to bypass view-level authorization checks and access data from unauthorized collections when Atlas Search features are in use. The issue stems from insufficient validation of an...

BIT-ELASTICSEARCH-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...

BIT-MONGODB-2026-13060 $graphLookup Aggregation Stage Authorization Check Inconsistency Allowing Unauthorized Collection Access

An authenticated user with limited read privileges may be able to access documents from collections they are not authorized to read, due to an inconsistency in how the $graphLookup aggregation stage is evaluated during authorization and during execution. Affected scenarios involve collections...

CVE-2026-72684

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...

EUVD-2026-58285

Elasticsearch does not enforce an upper bound on a user-supplied count accepted by a search highlighting option, and the allocation derived from that count is not accounted against any circuit breaker. An authenticated user holding only read privileges on a single searchable index can submit one...

CVE-2026-72647

CVE-2026-72647 affects Elasticsearch. Uncontrolled recursion (CWE-674) via deeply nested serialized data can cause denial of service when an authenticated user with read access on a single index submits a crafted search request; depth is not limited, exhausting the thread stack and terminating th...

CVE-2026-72647

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 crafted search request whose deeply nested structure is processed without...

CVE-2026-72645

The vulnerability CVE-2026-72645 affects Elasticsearch and stems from Memory Allocation with Excessive Size Value (CWE-789) that can cause a denial of service. An authenticated user with only read privileges on a single index can issue a crafted small search request triggering an excessively larg...

CVE-2026-72645 Memory Allocation with Excessive Size Value in Elasticsearch Leading to Denial of Service

Memory Allocation with Excessive Size Value CWE-789 in Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated user holding only read privileges on a single index can submit one small, specially crafted search request that causes an excessively large memor...

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-2026-72684

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

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...

EUVD-2026-58248

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 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...

Elasticsearch 8.19.20, 9.4.5, 9.5.1 Security Update (ESA-2026-80)

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 ca...

Elasticsearch 8.19.20, 9.4.5, 9.5.1 Security Update (ESA-2026-120)

Memory Allocation with Excessive Size Value in Elasticsearch Highlighting Leading to Denial of Service Elasticsearch does not enforce an upper bound on a user-supplied count accepted by a search highlighting option, and the allocation derived from that count is not accounted against any circuit...

CVE-2026-18699

An issue in MongoDB Server's query planner could allow an authenticated user with read-level privileges to cause the server process to terminate unexpectedly by submitting a specially formed query against a collection with a text index. This could result in a denial of service, affecting connecte...

CVE-2026-18701

An issue in MongoDB Server's query subsystem could allow an authenticated user with read privileges to cause the server process to terminate unexpectedly by submitting a specially formed query filter. This could result in a denial of service...

CVE-2026-18699 Improper Input Validation in MongoDB Query Planner Leads to Denial of Service

An issue in MongoDB Server's query planner could allow an authenticated user with read-level privileges to cause the server process to terminate unexpectedly by submitting a specially formed query against a collection with a text index. This could result in a denial of service, affecting connecte...