MongoDB BI Connector Improper Memory Handling During Failed Kerberos Authentication May Cause Process Termination (CVE-2026-75159) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-75159

MongoDB BI Connector Improper Memory Handling During Failed Kerberos Authentication May Cause Process Termination

Answer in brief

CVE-2026-75159 records a Unknown severity vulnerability in MongoDB BI Connector Improper Memory Handling During Failed Kerberos Authentication May Cause Process Termination. The current sources do not mark it as known exploited. The current feed maps MongoDB/BI Connector (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Aug 27, 2026Updated Aug 27, 2026Source checked Aug 27, 2026First seen by HOL Aug 27, 2026Material review Aug 27, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Available

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps MongoDB/BI Connector (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
MongoDB/BI Connectorgeneric	>=2.4.0 <2.14.30	2.14.30

Recommended response

Check inventory. Check lockfiles and deployed manifests for MongoDB/BI Connector.
Review the reported fix. Update MongoDB/BI Connector to 2.14.30 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Aug 27, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Aug 27, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Aug 27, 2026

Sources and claim methodology

Source referencemongodb.com

Upstream source description

An unauthenticated client that can reach a MongoDB Connector for BI deployment configured with Kerberos authentication may cause mongosqld to terminate when a crafted authentication exchange encounters a specific GSSAPI error-handling condition. This can interrupt BI Connector availability until the process restarts.

Quoted source text, attributed separately from HOL analysis.