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CVE-2026-104004 Collection validators using collation-accepting expressions can crash MongoDB Server on insert

🗓️ 13 Oct 2026 15:36:14Reported by mongodbType 
cvelist
 cvelist
🔗 www.cve.org👁 28 Views

Authenticated write users can cause DoS in MongoDB Server via collation validators.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-104004
13 Oct 202615:54
–circl
cve
CVE
CVE-2026-104004
13 Oct 202615:36
–cve
euvd
EUVD
EUVD-2026-98820
13 Oct 202615:36
–euvd
mend
Mend
CVE-2026-104004
13 Oct 202615:36
–mend
mongodb
MongoDB
Collection validators using collation-accepting expressions can crash MongoDB Server on insert
13 Oct 202615:36
–mongodb
nvd
NVD
CVE-2026-104004
13 Oct 202616:17
–nvd
ptsecurity
Positive Technologies
PT-2026-111654
13 Oct 202600:00
–ptsecurity
[
  {
    "vendor": "MongoDB",
    "product": "MongoDB Server",
    "versions": [
      {
        "status": "affected",
        "version": "8.3.0",
        "lessThan": "8.3.13",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "8.0",
        "lessThan": "8.0.34",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "9.0",
        "lessThan": "9.0.4",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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13 Oct 2026 15:36Current
CVSS 3.16.5
CVSS 47.1
EPSS0.00235
28