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vuln-cve/data/2026/53xxx/CVE-2026-53673.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-53673",
"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"state": "PUBLISHED",
"assignerShortName": "VulnCheck",
"dateReserved": "2026-06-09T23:14:36.036Z",
"datePublished": "2026-06-09T23:44:20.697Z",
"dateUpdated": "2026-10-08T15:23:07.681Z"
},
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"shortName": "VulnCheck",
"dateUpdated": "2026-10-08T15:23:07.681Z"
},
"datePublic": "2026-06-09T00:00:00.000Z",
"title": "BuddyPress 14.4.0 Private Message IDOR via REST API user_id Parameter",
"descriptions": [
{
"lang": "en",
"value": "BuddyPress 14.4.0 contains an insecure direct object reference vulnerability in the messages REST API that allows authenticated attackers to access arbitrary private message threads by supplying a user_id parameter in the request. Attackers can pass another user's identifier to the get_item_permissions_check method, which validates the supplied user_id instead of the logged-in user and is reused by the update and delete handlers, to read, reply to, or delete any user's private messages."
}
],
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"descriptions": [
{
"lang": "en",
"description": "Authorization Bypass Through User-Controlled Key",
"cweId": "CWE-639",
"type": "CWE"
}
]
}
],
"affected": [
{
"vendor": "BuddyPress",
"product": "BuddyPress",
"versions": [
{
"version": "0",
"status": "affected",
"versionType": "semver",
"lessThanOrEqual": "14.4.0"
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"packageURL": "pkg:composer/buddypress/buddypress"
}
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"metrics": [
{
"cvssV4_0": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"baseScore": 8.6,
"baseSeverity": "HIGH",
"exploitMaturity": "NOT_DEFINED",
"privilegesRequired": "LOW",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
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"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
"version": "3.1"
},
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}
],
"references": [
{
"url": "https://buddypress.org/",
"tags": [
"product"
]
},
{
"url": "https://wordpress.org/plugins/buddypress/",
"tags": [
"product"
]
},
{
"name": "VulnCheck Advisory: BuddyPress 14.4.0 Private Message IDOR via REST API user_id Parameter",
"tags": [
"third-party-advisory"
],
"url": "https://www.vulncheck.com/advisories/buddypress-private-message-idor-via-rest-api-user-id-parameter"
}
],
"credits": [
{
"lang": "en",
"value": "Scott Moore - VulnCheck",
"type": "finder"
}
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"x_generator": {
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"content": {
"timestamp": "2026-06-10T18:10:31.618503Z",
"id": "CVE-2026-53673",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
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}
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],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-06-10T18:10:40.143Z"
}
}
]
}
}