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CVE-2026-18703 Improper Enforcement of Authentication Mechanism Restrictions in MongoDB Server Allows Use of Disabled Authentication Method

🗓️ 11 Aug 2026 18:33:16Reported by mongodbType 
cvelist
 cvelist
🔗 www.cve.org👁 10 Views

MongoDB Server allows certificate-based auth bypass when admin disables the method.

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Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-18703
11 Aug 202618:33
attackerkb
cve
CVE
CVE-2026-18703
11 Aug 202618:33
cve
euvd
EUVD
EUVD-2026-56861
11 Aug 202618:33
euvd
nvd
NVD
CVE-2026-18703
11 Aug 202619:17
nvd
vulnrichment
Vulnrichment
CVE-2026-18703 Improper Enforcement of Authentication Mechanism Restrictions in MongoDB Server Allows Use of Disabled Authentication Method
11 Aug 202618:33
vulnrichment
[
  {
    "vendor": "MongoDB",
    "product": "MongoDB Server",
    "versions": [
      {
        "status": "affected",
        "version": "8.3.0",
        "lessThan": "8.3.8",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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