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MongoDB BI Connector CVE-2026-75573

| EUVDEUVD-2026-67084 MEDIUM
Insertion of Sensitive Information into Log File (CWE-532)
2026-08-27 mongodb GHSA-gq2v-frgg-2m9q
4.1
CVSS 4.0 · Vendor: mongodb
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Severity by source

Vendor (mongodb) PRIMARY
4.1 MEDIUM
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
vuln.today AI
4.4 MEDIUM

Local vector and low privilege for stderr access; AC:H because exploitation requires the rare dual-password configuration AND possession of the encrypted key file; UI:R as the operator must invoke mongodrdl with both conflicting inputs.

3.1 AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N
4.0 AV:L/AC:L/AT:P/PR:L/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (mongodb).

CVSS VectorVendor: mongodb

CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
A
Scope
X

Lifecycle Timeline

2
Analysis Generated
Aug 27, 2026 - 18:22 vuln.today
Patch available
Aug 27, 2026 - 18:02 EUVD

DescriptionCVE.org

In MongoDB Connector for BI, mongodrdl may write a TLS private-key password to standard error when the password is supplied through both the connection URI and the corresponding command-line option. A local user with access to the captured command output and encrypted key file may use the disclosed password to access the associated TLS client key.

AnalysisAI

MongoDB BI Connector's mongodrdl tool leaks TLS private-key passwords to standard error when the password is simultaneously supplied via both the connection URI and a corresponding command-line option. Affected versions span BI Connector 2.12.0 through 2.14.29; the fix is version 2.14.30. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Gain local system access
Delivery
Capture mongodrdl stderr log containing leaked password
Exploit
Identify encrypted TLS client key file on host
Execution
Decrypt key using leaked passphrase
Persist
Present client certificate to TLS endpoint
Impact
Authenticate as BI Connector TLS identity

Vulnerability AssessmentAI

Exploitation Exploitation requires three concurrent conditions: (1) mongodrdl must be invoked with a TLS key password supplied through BOTH the connection URI (e.g., mongodb://...&sslPEMKeyPassword=secret) and the corresponding command-line option simultaneously - this is the specific non-default operator error that triggers the password echo; (2) the attacker must be a local user capable of reading the captured stderr output stream (log file, process substitution, terminal session recording); and (3) the attacker must separately obtain the encrypted TLS client private-key file. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment Real-world risk is materially lower than the confidentiality-high rating might suggest. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario A local operator misconfigures mongodrdl by embedding a TLS key password in both the connection URI string and the --sslPEMKeyPassword CLI flag. The tool writes the password to stderr; a low-privileged user on the same host who monitors or has read access to a log file capturing that output extracts the plaintext password. …
Remediation Upgrade MongoDB Connector for BI to version 2.14.30 or later per the vendor release notes at https://www.mongodb.com/docs/bi-connector/current/release-notes/#mongodb-connector-for-bi-2.14.30. … Detailed patch versions, workarounds, and compensating controls in full report.

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CVE-2026-75573 vulnerability details – vuln.today

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