UBUNTU-CVE-2026-13077

A missing bounds check in the BSON CodeWScope element accessors allows an attacker to trigger an out-of-bounds heap read via a crafted aggregation pipeline. The vulnerability can be exploited by an authenticated user by generating a malformed BSONColumn data containing a CodeWScope element,...

CVE-2026-13055

The CVE concerns MongoDB Server (mongod) where the query expression $_internalIndexKey in an aggregation pipeline can crash the server. The root cause is improper handling of compound wildcard index specifications, triggering an internal consistency check that aborts the server process. The vulne...

Server crash via aggregation pipeline expression with compound wildcard index specification

The $internalIndexKey aggregation expression can be used by any authenticated user to crash a MongoDB server mongod. The expression fails to handle compound wildcard index specifications, triggering an internal consistency check that aborts the server process. The user must be able to run an...

CVE-2026-13057 Authorization Bypass via Client-Supplied $search.mergingPipeline Leaks Unauthorized Collection Data Through $$SEARCH_META

An issue in the server’s Atlas Search integration allows an authenticated user to bypass per-user access controls. In sharded topologies, the $search and $searchMeta aggregation stages use internal routing that is normally populated only by the trusted router during sharded search planning. Due t...

CVE-2026-13058 Transaction Command Insufficient Input Validation Leading to Process Termination

An authenticated user with basic write privileges can cause the mongod process to terminate abnormally by sending a crafted transaction command with an incomplete set of required fields. The issue stems from inconsistent validation across related transaction command parameters, resulting in a fat...

CVE-2026-13058

An authenticated user with basic write privileges can cause the mongod process to terminate abnormally by sending a crafted transaction command with an incomplete set of required fields. The issue stems from inconsistent validation across related transaction command parameters, resulting in a fat...

EUVD-2026-47777

An authenticated user with basic write privileges can cause the mongod process to terminate abnormally by sending a crafted transaction command with an incomplete set of required fields. The issue stems from inconsistent validation across related transaction command parameters, resulting in a fat...

CVE-2026-13058

This CVE affects MongoDB’s mongod process. An authenticated user with basic write privileges can send a crafted transaction command with an incomplete set of required fields. The issue stems from inconsistent validation across related transaction command parameters, which can trigger a fatal inte...

Transaction Command Insufficient Input Validation Leading to Process Termination

An authenticated user with basic write privileges can cause the mongod process to terminate abnormally by sending a crafted transaction command with an incomplete set of required fields. The issue stems from inconsistent validation across related transaction command parameters, resulting in a fat...

CVE-2026-13061 Improper Access Control Allowing Cross-User Session Metadata Disclosure in $listSessions Aggregation Stage

An authenticated user may be able to view session metadata belonging to other users on the system through the $listSessions aggregation stage. This information is normally restricted to users with cluster-level administrative privileges, and includes active session identifiers, associated...

Improper Access Control Allowing Cross-User Session Metadata Disclosure in $listSessions Aggregation Stage

An authenticated user may be able to view session metadata belonging to other users on the system through the $listSessions aggregation stage. This information is normally restricted to users with cluster-level administrative privileges, and includes active session identifiers, associated...

CVE-2026-13061

CVE-2026-13061 affects MongoDB: an authenticated user may access session metadata of other users via the $listSessions aggregation stage. Impacted data includes active session IDs, usernames, and activity timestamps, indicating an access-control weakness that ordinarily requires cluster‑level adm...

CVE-2026-13063 libmongocrypt Improper Input Validation Leading to Process Termination

An authenticated user with standard read/write privileges can cause the mongod process to terminate due to an out-of-memory condition by sending a crafted aggregation command. MongoDB's libmongocrypt library insufficiently validates payload-supplied values, which can result in an excessively larg...

libmongocrypt Improper Input Validation Leading to Process Termination

An authenticated user with standard read/write privileges can cause the mongod process to terminate due to an out-of-memory condition by sending a crafted aggregation command. MongoDB's libmongocrypt library insufficiently validates payload-supplied values, which can result in an excessively larg...

CVE-2026-13063

An authenticated user with standard read/write privileges can cause the mongod process to terminate due to an out-of-memory condition by sending a crafted aggregation command. MongoDB's libmongocrypt library insufficiently validates payload-supplied values, which can result in an excessively larg...

CVE-2026-13063 libmongocrypt Improper Input Validation Leading to Process Termination

An authenticated user with standard read/write privileges can cause the mongod process to terminate due to an out-of-memory condition by sending a crafted aggregation command. MongoDB's libmongocrypt library insufficiently validates payload-supplied values, which can result in an excessively larg...

CVE-2026-13063

CVE-2026-13063 : An authenticated user with standard read/write privileges can trigger an OOM in MongoDB by sending a crafted aggregation command. The issue is attributed to the libmongocrypt library, which allegedly fails to properly validate payload-supplied values, potentially causing an exces...

CVE-2026-16624

Cal.com OSS ships lacks authorization on webhook teamId creation, allowing any authenticated user to create a webhook on any team via unvalidated teamId injection, then steal booking data, including fields like organizer/attendee emails and custom responses, and conditionally video-call passwords...

EUVD-2026-47792

An authenticated user can cause excessive CPU consumption or out-of-memory conditions on a MongoDB server by sending a crafted Queryable Encryption find payload containing an unvalidated field used to control an internal computation loop. The resulting resource exhaustion degrades availability fo...

CVE-2026-13069

An authenticated user can cause excessive CPU consumption or out-of-memory conditions on a MongoDB server by sending a crafted Queryable Encryption find payload containing an unvalidated field used to control an internal computation loop. The resulting resource exhaustion degrades availability fo...