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Fencer Vulns
high 8.1

CVE-2026-82067 json

Improper Case Sensitivity Handling in MongoDB Server Configuration Validation May Cause Authorization to Remain Disabled at Startup

published 2026-09-08 2 mo ago modified 2026-09-17 52 d ago also BIT-mongodb-2026-82067 , EUVD-2026-72954

cvss
8.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 43%
public exploits
0
none known

Summary

Improper handling of case sensitivity in the configuration validation component of MongoDB Server may cause the authorization subsystem to remain in a default disabled state during server startup. An unauthenticated user with network access to a deployment where this condition occurs can perform arbitrary administrative operations, resulting in full impact of data confidentiality, integrity, and availability.

Patch / fix

  • bitnami mongodb 7.0.41, 8.0.30, 8.3.9
  • MongoDB MongoDB Server 7.0.41, 8.0.30, 8.3.9

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 mo ago

Exploit prediction

0.51% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 4.0 9.2 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CNA 3.1 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 4.0 9.2 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/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

Affected packages

ecosystem package affected fixed in
bitnami mongodb
>=7.0.0, <7.0.41
>=8.0.0, <8.0.30
>=8.3.0, <8.3.9
7.0.41
8.0.30
8.3.9

Affected products

  • MongoDB MongoDB Server

Classification

Weakness
  • CWE-178 Improper Handling of Case Sensitivity
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.