CVE-2026-81517

CVE-2026-81517 affects MongoDB Connector for BI (mongosqld) . An unauthenticated network attacker can exhaust storage on the configured log path simply by generating routine connection log activity. When a subsequent log write or rotation fails, the error is not handled , causing the shared mongo...

CVE-2026-75159

CVE-2026-75159 affects MongoDB Connector for BI (mongosqld) deployments configured with Kerberos authentication . An unauthenticated, network-reachable client can trigger a specific GSSAPI error-handling condition during a crafted authentication exchange, causing mongosqld to terminate. This inte...

CVE-2026-75573

CVE-2026-75573 affects mongodrdl , the data replication daemon in MongoDB Connector for BI . The root cause is that when a TLS private-key password is supplied both via the connection URI and the corresponding command-line option, mongodrdl may write that password to standard error . A local atta...

CVE-2026-81518

mongosqld in the MongoDB BI Connector contains a TLS misconfiguration: when a client certificate authority file is configured, the listener requests a client certificate during the TLS handshake but does not require it. In deployments where client certificates serve as the sole authentication mec...

CVE-2026-81520

MongoDB Connector for BI is vulnerable to a denial-of-service condition caused by an unbounded SASL authentication negotiation loop . A network-reachable, unauthenticated client can initiate a SASL-based login exchange and then decline to complete it. Because the negotiation loop had no overall t...

CVE-2026-77586

In MongoDB Connector for BI , object names (collections, fields, indexes) are embedded into the DDL output of SHOW CREATE statements without escaping the identifier delimiter. A user with write access to a sampled collection can craft a name that closes the quoted identifier early, injecting arbi...

CVE-2026-81490

MongoDB Connector for BI (mongosqld) contains an improper error handling flaw in its schema-sampling routine. A database user who can create a view in a sampled namespace can define a view whose evaluation reliably fails. The sampling logic misclassifies the resulting server message as transient ...

CVE-2026-77184

MongoDB Connector for BI is affected by an incomplete escaping flaw: the description text of a collection's JSON schema validator is incorporated into the comment text of DDL returned by SHOW CREATE statements without fully escaping backslash characters. An attacker with permission to modify a co...