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vuln-cve/data/2025/64xxx/CVE-2025-64528.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2025-64528",
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"state": "PUBLISHED",
"assignerShortName": "GitHub_M",
"dateReserved": "2025-11-05T21:15:39.401Z",
"datePublished": "2025-12-30T16:04:10.093Z",
"dateUpdated": "2025-12-30T18:11:53.787Z"
},
"containers": {
"cna": {
"title": "Users are able to find users by name even when `enable_names` is off",
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-202",
"lang": "en",
"description": "CWE-202: Exposure of Sensitive Information Through Data Queries",
"type": "CWE"
}
]
}
],
"metrics": [
{
"cvssV4_0": {
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"attackRequirements": "PRESENT",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "NONE",
"vulnAvailabilityImpact": "NONE",
"subConfidentialityImpact": "LOW",
"subIntegrityImpact": "NONE",
"subAvailabilityImpact": "NONE",
"baseScore": 6.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N",
"version": "4.0"
}
}
],
"references": [
{
"name": "https://github.com/discourse/discourse/security/advisories/GHSA-c59w-jwx7-34v4",
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/discourse/discourse/security/advisories/GHSA-c59w-jwx7-34v4"
},
{
"name": "https://github.com/discourse/discourse/commit/1cb45b8b287597085e3514596ffb1d9b41938f81",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/discourse/discourse/commit/1cb45b8b287597085e3514596ffb1d9b41938f81"
},
{
"name": "https://github.com/discourse/discourse/commit/6192f55629624925595dae14364fd86cac0f09df",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/discourse/discourse/commit/6192f55629624925595dae14364fd86cac0f09df"
},
{
"name": "https://github.com/discourse/discourse/commit/e936a523b5900a9d866d23ea3da904ba12bb0fb2",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/discourse/discourse/commit/e936a523b5900a9d866d23ea3da904ba12bb0fb2"
}
],
"affected": [
{
"vendor": "discourse",
"product": "discourse",
"versions": [
{
"version": "< 3.5.3",
"status": "affected"
},
{
"version": ">= 2025.11.0-latest, < 2025.11.1",
"status": "affected"
},
{
"version": ">= 2025.12.0-latest, < 2025.12.0",
"status": "affected"
}
]
}
],
"providerMetadata": {
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M",
"dateUpdated": "2025-12-30T16:04:10.093Z"
},
"descriptions": [
{
"lang": "en",
"value": "Discourse is an open source discussion platform. Prior to versions 3.5.3, 2025.11.1, and 2025.12.0, an attacker who knows part of a username can find the user and their full name via UI or API, even when `enable_names` is disabled. Versions 3.5.3, 2025.11.1, and 2025.12.0 contain a fix."
}
],
"source": {
"advisory": "GHSA-c59w-jwx7-34v4",
"discovery": "UNKNOWN"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2025-12-30T18:10:27.701529Z",
"id": "CVE-2025-64528",
"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": "2025-12-30T18:11:53.787Z"
}
}
]
}
}