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CVE-2026-6691

🗓️ 06 May 2026 15:08:23Reported by mongodbType 
cve
 cve
🔗 web.nvd.nist.gov👁 10 Views

Heap overflow in MongoDB C Driver during canonicalization via Cyrus SASL.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-6691
6 May 202615:08
attackerkb
Circl
CVE-2026-6691
6 May 202617:01
circl
CNNVD
MongoDB C Driver 安全漏洞
6 May 202600:00
cnnvd
Cvelist
CVE-2026-6691 MongoDB C Driver Cyrus SASL Canonicalization Buffer Overflow
6 May 202615:08
cvelist
Debian CVE
CVE-2026-6691
6 May 202615:08
debiancve
EUVD
EUVD-2026-27838
6 May 202618:30
euvd
MongoDB
MongoDB C Driver Cyrus SASL Canonicalization Buffer Overflow
6 May 202615:08
mongodb
NVD
CVE-2026-6691
6 May 202616:16
nvd
OSV
DEBIAN-CVE-2026-6691
6 May 202616:16
osv
OSV
UBUNTU-CVE-2026-6691
6 May 202616:16
osv
Rows per page
[
  {
    "vendor": "MongoDB Inc.",
    "product": "MongoDB C Driver",
    "versions": [
      {
        "status": "affected",
        "version": "2.1.0",
        "lessThanOrEqual": "2.1.2",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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07 May 2026 15:11Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.8
CVSS 48.6
EPSS0.00017
SSVC
10