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Improper Session Handling in MongoDB Server LDAP Authorization Integration Leads to Incorrect Role Assignment

Type: advisorySource: OSV1 source record

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.

Announced Group revision 1
Original source ↗

BIT-mongodb-2026-82053

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:BIT-mongodb-2026-82053

mongodb

Source reference: /affected/0/package/name

Affected versions
Not stated in this record
Fixed versions
7.0.41

Source reference: /affected/0/ranges

8.0.30

Source reference: /affected/0/ranges

8.3.9

Source reference: /affected/0/ranges

9.0.2

Source reference: /affected/0/ranges

Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "SEMVER",
        "events": [
          {
            "introduced": "7.0.0"
          },
          {
            "fixed": "7.0.41"
          },
          {
            "introduced": "8.0.0"
          },
          {
            "fixed": "8.0.30"
          },
          {
            "introduced": "8.2.0"
          },
          {
            "fixed": "8.3.9"
          },
          {
            "introduced": "9.0.0"
          },
          {
            "fixed": "9.0.2"
          }
        ]
      }
    ],
    "package": {
      "name": "mongodb",
      "purl": "pkg:bitnami/mongodb",
      "ecosystem": "Bitnami"
    },
    "severity": [
      {
        "type": "CVSS_V4",
        "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/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"
      }
    ],
    "database_specific": {
      "source": "https://github.com/bitnami/vulndb/tree/main/data/mongodb/BIT-mongodb-2026-82053.json"
    }
  }
]
Related CVEs
CVE-2026-82053

Source reference: /aliases

Publisher severity

high

Source reference: /database_specific/severity

Event
#59518 · Revision 1
Added to Heist Feed
Publisher date
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