EUVD-2026-31132

The MongoDB C Driver's legacy GridFS API accepts malformed file metadata from the database without adequate validation. Crafted documents in a GridFS collection may cause any application that reads those files via the legacy API to either crash via a division-by-zero or silently leak process memo...

CVE-2026-9100

The MongoDB C Driver's legacy GridFS API accepts malformed file metadata from the database without adequate validation. Crafted documents in a GridFS collection may cause any application that reads those files via the legacy API to either crash via a division-by-zero or silently leak process memo...

CVE-2026-9100 Heap memory out of bounds read and crash in C Driver legacy GridFS file reader

The MongoDB C Driver's legacy GridFS API accepts malformed file metadata from the database without adequate validation. Crafted documents in a GridFS collection may cause any application that reads those files via the legacy API to either crash via a division-by-zero or silently leak process memo...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bcachefs: Acquire sumount only when taking snapshots. When I was testing MongoDB using bcachefs with compression, there was a lockdep warning during the process of taking MongoDB data volumes as snapshots. sh $ cat test.sh...

Astra Linux – Vulnerability in mongo-c-driver

Some MongoDB drivers may incorrectly publish events containing authentication-related data to a command listener configured by an application. These published events may contain security-sensitive data when specific authentication-related commands are executed. If proper care is not taken, an...

MongoDB Compass 安全漏洞

MongoDB Compass is a free interactive tool provided by the American company MongoDB. It is used for querying, optimizing, and analyzing MongoDB data. There is a security vulnerability in MongoDB Compass, which stems from prototype pollution. This vulnerability may allow certain users to access...

PT-2026-42200

Name of the Vulnerable Software and Affected Versions MongoDB C Driver affected versions not specified Description The legacy GridFS API accepts malformed file metadata from the database without adequate validation. This can lead to applications reading these files experiencing a crash due to a...

MongoDB C Driver 安全漏洞

The MongoDB C Driver is an open-source client driver library for connecting to and operating MongoDB databases in C-language programs. There is a security vulnerability in the MongoDB C Driver, which stems from the lack of proper validation of file metadata by the traditional GridFS API. This...

BIT-MONGODB-2026-8202 Post-authentication CPU utilization DoS via $trim/$ltrim/$rtrim operators

Using a densely populated chars mask and a large input string in the MongoDB aggregation operators $trim, $ltrim, and $rtrim, an authenticated user with aggregation permissions can pin CPU utilization at 100% for an extended period of time. This issue impacts MongoDB Server v7.0 versions prior to...

BIT-MONGODB-2026-8200 Schema validation log messages may not redact user data

When schema validation is enabled on a collection and an update or insert would violate the collection's schema, the local server log message generated may not have all user data redacted. This issue impacts MongoDB Server v7.0 versions prior to 7.0.34, v8.0 versions prior to 8.0.23, v8.2 version...

BIT-MONGODB-2026-8053 FlatBSON Duplicate Field Index Drift

An issue in MongoDB Server's time-series collection implementation allows an authenticated user with database write privileges to trigger an out-of-bounds memory write in the mongod process. The issue results from an inconsistency in the internal field-name-to-index mapping within the time-series...

Spring Office Hours Podcast: S5E16 - May Release Train Shift & What's Coming in Spring Boot 4.1

Join Dan Vega and DaShaun Carter for the latest updates from the Spring Ecosystem. In this episode, Dan and DaShaun break down the recently announced shift of the May release train from May 11-22 to June 1-5, and what that means for your upgrade planning across the Spring portfolio. They also dig...

OpenTelemetry eBPF Instrumentation: MongoDB parser panics on malformed wire messages

Summary Malformed MongoDB wire messages can trigger uncaught panics in the MongoDB TCP parser, allowing a remote unauthenticated attacker to crash the telemetry agent and cause a denial of service. The parser operates on raw attacker-controlled network payloads before the input is fully validated...

Incorrect Type Conversion or Cast

Overview Affected versions of this package are vulnerable to Incorrect Type Conversion or Cast through the parseOpMessage, parseSections, and parseFirstField functions. An attacker can cause the telemetry agent to crash and disrupt observability by sending specially crafted MongoDB wire messages ...

GHSA-J8P6-96VP-F3R9 OpenTelemetry eBPF Instrumentation: MongoDB parser panics on malformed wire messages

Summary Malformed MongoDB wire messages can trigger uncaught panics in the MongoDB TCP parser, allowing a remote unauthenticated attacker to crash the telemetry agent and cause a denial of service. The parser operates on raw attacker-controlled network payloads before the input is fully validated...

CVE-2026-8843

Creating a "2dspherebucket" index on a non-timeseries bucket collection will succeed, but any subsequent attempt to insert a document which triggers updating that index will crash the server. A similar issue occurs when creating "queryableencryptedrange" indices. This issue affects MongoDB Server...

db-security-ctf

Database Security – CTF Vulnerability Lab SEC304 / CN5134...

CVE-2026-8843 Calling createIndex with certain index types can crash mongod

Creating a "2dspherebucket" index on a non-timeseries bucket collection will succeed, but any subsequent attempt to insert a document which triggers updating that index will crash the server. A similar issue occurs when creating "queryableencryptedrange" indices. This issue affects MongoDB Server...

Calling createIndex with certain index types can crash mongod

Creating a "2dspherebucket" index on a non-timeseries bucket collection will succeed, but any subsequent attempt to insert a document which triggers updating that index will crash the server. A similar issue occurs when creating "queryableencryptedrange" indices. This issue affects MongoDB Server...

EUVD-2026-30777

Creating a "2dspherebucket" index on a non-timeseries bucket collection will succeed, but any subsequent attempt to insert a document which triggers updating that index will crash the server. A similar issue occurs when creating "queryableencryptedrange" indices. This issue affects MongoDB Server...