{
  "GSD": {
    "alias": "CVE-2023-28357",
    "id": "GSD-2023-28357"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
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      "aliases": [
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      "details": "A vulnerability has been identified in Rocket.Chat, where the ACL checks in the Slash Command /mute occur after checking whether a user is a member of a given channel, leaking private channel members to unauthorized users. This allows authenticated users to enumerate whether a username is a member of a channel that they do not have access to.",
      "id": "GSD-2023-28357",
      "modified": "2023-12-13T01:20:47.786148Z",
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              "product": {
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                    "product_name": "Rocket.Chat",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "This issue has been fixed in version 6.0\u003e and is backported for the supported versions. Check this document for more info: https://docs.rocket.chat/resources/get-support/enterprise-support#rocket.chat-versions"
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        ]
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        "problemtype_data": [
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            "description": [
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                "value": "Information Disclosure (CWE-200)"
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        "reference_data": [
          {
            "name": "https://hackerone.com/reports/1445810",
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            "url": "https://hackerone.com/reports/1445810"
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                "cpe23Uri": "cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:*",
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      "impact": {
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
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            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
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          "exploitabilityScore": 2.8,
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      "lastModifiedDate": "2023-05-22T14:29Z",
      "publishedDate": "2023-05-11T22:15Z"
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}