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CVE-2026-19003VulnerabilityPublished

A data source definition containing an over-length file path setting may cause the MongoDB BI Connector ODBC Driver

Source GCVE Database

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Authoritative record:CVE-2026-19003· High 8.4

Not known to be exploited · CVSS 8.4 High : upgrade to 1.4.9 soon.

Data as of 7 Nov 2026, 23:24 UTC

CVSS 4.0 base score
8.4High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 11% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 1.4.9
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 12 Aug 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 8 Nov 2026.

What to do

Upgrade BI Connector ODBC Driver to 1.4.9.

Affected software

ProductAffectedFixed in
MongoDBBI Connector ODBC DriverAffected
  • >=1.0.0 <1.4.9
Fixed in
  • 1.4.9
GitHubBI Connector ODBC Driverpkg:github/BI Connector ODBC DriverOther threatsAffected
  • >=1.0.0 <1.4.9
Fixed in
  • 1.4.9

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

If you cannot patch yet, users should avoid opening the setup dialog for data sources with over-length file path settings to prevent triggering the vulnerability.

Description

A vulnerability in the MongoDB BI Connector ODBC Driver setup dialog can occur when a data source definition contains an over-length file path setting. This causes the dialog to write outside the bounds of an allocated buffer due to incorrect buffer capacity calculation during file or folder selection. The issue is triggered only when a user opens the setup dialog and initiates a file or folder selection for such a data source. The impact ranges from abnormal process termination to potential execution of unintended code under certain conditions.

References

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