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vuln-cve/data/2026/9xxx/CVE-2026-9753.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-9753",
"assignerOrgId": "a39b4221-9bd0-4244-95fc-f3e2e07f1deb",
"state": "PUBLISHED",
"assignerShortName": "mongodb",
"dateReserved": "2026-05-27T17:49:08.204Z",
"datePublished": "2026-06-09T22:30:57.171Z",
"dateUpdated": "2026-06-10T18:54:01.733Z"
},
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"shortName": "mongodb",
"dateUpdated": "2026-06-09T22:35:54.145Z"
},
"title": "Server crash via malformed binary diff passed to $_internalApplyOplogUpdate.",
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"cweId": "CWE-1287",
"description": "CWE-1287 Improper validation of specified type of input",
"type": "CWE"
}
]
}
],
"affected": [
{
"vendor": "MongoDB",
"product": "MongoDB Server",
"versions": [
{
"status": "affected",
"version": "8.3.0",
"lessThan": "8.3.3",
"versionType": "semver"
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{
"status": "affected",
"version": "8.2.0",
"lessThan": "8.2.10",
"versionType": "semver"
},
{
"status": "affected",
"version": "8.0.0",
"lessThan": "8.0.24",
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{
"status": "affected",
"version": "7.0.0",
"lessThan": "7.0.35",
"versionType": "semver"
}
],
"defaultStatus": "unaffected"
}
],
"descriptions": [
{
"lang": "en",
"value": "The $_internalApplyOplogUpdate aggregation pipeline stage can be used to execute a document diff containing a malformed binary diff to return memory out-of-bounds or crash the server. $_internalApplyOplogUpdate can be executed by any authenticated user with access to the aggregate command.",
"supportingMedia": [
{
"type": "text/html",
"base64": false,
"value": "The $_internalApplyOplogUpdate aggregation pipeline stage can be used to execute a document diff containing a malformed binary diff to return memory out-of-bounds or crash the server. $_internalApplyOplogUpdate can be executed by any authenticated user with access to the aggregate command."
}
]
}
],
"references": [
{
"url": "https://jira.mongodb.org/browse/SERVER-124959"
}
],
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"cvssV4_0": {
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"vulnConfidentialityImpact": "HIGH",
"subConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"subIntegrityImpact": "NONE",
"vulnAvailabilityImpact": "HIGH",
"subAvailabilityImpact": "NONE",
"exploitMaturity": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"valueDensity": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED",
"version": "4.0",
"baseSeverity": "HIGH",
"baseScore": 7.2,
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N"
}
},
{
"format": "CVSS",
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"lang": "en",
"value": "GENERAL"
}
],
"cvssV3_1": {
"version": "3.1",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"availabilityImpact": "HIGH",
"baseSeverity": "HIGH",
"baseScore": 8.1,
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H"
}
}
],
"credits": [
{
"lang": "en",
"value": "daffainfo (Muhammad Daffa)",
"type": "finder"
}
],
"source": {
"discovery": "EXTERNAL"
},
"x_generator": {
"engine": "Vulnogram 1.0.2"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-06-10T18:52:57.027756Z",
"id": "CVE-2026-9753",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-06-10T18:54:01.733Z"
}
}
]
}
}