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        },
        "references": [
          {
            "url": "http://www.openwall.com/lists/oss-security/2026/10/28/16"
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        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://repo.maven.apache.org/maven2",
          "defaultStatus": "unaffected",
          "packageName": "org.apache.kafka:connect-runtime",
          "packageURL": "pkg:maven/org.apache.kafka/connect-runtime",
          "product": "Apache Kafka",
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          "versions": [
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              "status": "affected",
              "version": "2.4.0",
              "versionType": "semver"
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              "status": "affected",
              "version": "4.3.0",
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      "credits": [
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          "lang": "en",
          "type": "reporter",
          "value": "Hyunwoo Kim \u003cimv4bel@gmail.com\u003e"
        },
        {
          "lang": "en",
          "type": "reporter",
          "value": "Sudhanshu Chauhan \u003csudhanshu@redhuntlabs.com\u003e, RedHunt Labs"
        },
        {
          "lang": "en",
          "type": "reporter",
          "value": "Bart\u0142omiej Dmitruk \u003cbartek@striga.ai\u003e, Striga"
        },
        {
          "lang": "en",
          "type": "reporter",
          "value": "Andrew MacPherson \u003candrew@andrewmohawk.com\u003e"
        },
        {
          "lang": "en",
          "type": "remediation developer",
          "value": "Mickael Maison \u003cmickael.maison@gmail.com\u003e"
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              "value": "Apache Kafka Connect has the /connector-plugins/{connector-type}/config/validate endpoint on its REST API to validate connector configurations.\u003cbr\u003eApache Kafka Connect also support Configuration Providers which enable to hide the values of sensitive configuration and only resolve them at runtime.\u0026nbsp;\u003cbr\u003e\u003cbr\u003eAn attacker with access to the validate endpoint can use it to resolve and return plaintext values via any of the configuration providers installed on a Connect worker.\u003cbr\u003e\u003cbr\u003eUsers are recommended to upgrade to version 4.2.2, 4.3.2, 4.4.0 or above, which fix this issue."
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        }
      ],
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          "other": {
            "content": {
              "text": "moderate"
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        "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
        "shortName": "apache"
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      "references": [
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://kafka.apache.org/cve-list"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
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      "title": "Apache Kafka: Kafka Connect configuration provider values exposed via validation REST API endpoint",
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    "assignerShortName": "apache",
    "cveId": "CVE-2026-116593",
    "datePublished": "2026-10-28T16:46:21.415Z",
    "dateReserved": "2026-10-26T15:15:31.645Z",
    "dateUpdated": "2026-10-28T20:07:01.640Z",
    "state": "PUBLISHED"
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