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CVE-2026-93394 libmongoc SCRAM client nonce-validation bypass

🗓️ 17 Sep 2026 20:31:27Reported by mongodbType 
cvelist
 cvelist
🔗 www.cve.org👁 28 Views

SCRAM nonce-validation bypass in libmongoc allows MITM to capture client proof for offline cracking.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-93394
17 Sep 202620:31
cve
debiancve
Debian CVE
CVE-2026-93394
17 Sep 202620:31
debiancve
euvd
EUVD
EUVD-2026-82438
17 Sep 202620:31
euvd
mongodb
MongoDB
libmongoc SCRAM client nonce-validation bypass
17 Sep 202620:31
mongodb
nvd
NVD
CVE-2026-93394
17 Sep 202621:17
nvd
osv
OSV
DEBIAN-CVE-2026-93394
17 Sep 202621:17
osv
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-93394
18 Sep 202600:00
nessus
vulnrichment
Vulnrichment
CVE-2026-93394 libmongoc SCRAM client nonce-validation bypass
17 Sep 202620:31
vulnrichment
[
  {
    "vendor": "MongoDB Inc.",
    "product": "C Driver",
    "versions": [
      {
        "status": "affected",
        "version": "2.0.0",
        "lessThan": "2.3.2",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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17 Sep 2026 20:31Current
CVSS 3.13.7
CVSS 46.3
EPSS0.0019
28