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High 8.1Published Sep 8, 2026

CVE-2026-82053Improper Session Handling in MongoDB Server LDAP Authorization Integration Leads to Incorrect Role Assignment

Updated under an hour ago ()

Does this affect you?

It affects MongoDB Server and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

A security issue exists in MongoDB's LDAP authorization integration where pooled LDAP connections can retain stale authentication identities after user authentication under certain configurations. Subsequent authorization queries may execute under an unintended LDAP identity rather than the expected one. This can result in incorrect role assignments based on the LDAP directory's access control configuration, potentially allowing an authenticated user to acquire elevated privileges that were not intended by the deployment's authorization policy.

CVSS
8.1 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Weakness (CWE)
CWE-863
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
mongodb
NVD analysis
Analyzed
Record last updated
Sep 10, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
MongoDB MongoDB Server
mongodb:server (from the name)
from 8.3.0 before 8.3.9; from 8.0.0 before 8.0.30; from 7.0.0 before 7.0.41
CNA record
mongodb mongodb
mongodb:mongodb
from 7.0.0 before 7.0.41; from 8.0.0 before 8.0.30; from 8.2.0 through 8.2.12; from 8.3.0 before 8.3.9; 9.0.0; 9.0.0
NVD

References

  • vendor-advisory, issue-tracking

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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