{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2026-10-28T20:07:03.066Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "http://www.openwall.com/lists/oss-security/2026/10/28/7"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://repo.maven.apache.org/maven2",
          "defaultStatus": "unaffected",
          "packageName": "org.apache.kafka:kafka-raft",
          "packageURL": "pkg:maven/org.apache.kafka/kafka-raft",
          "product": "Apache Kafka",
          "vendor": "Apache Software Foundation",
          "versions": [
            {
              "lessThan": "4.2.2",
              "status": "affected",
              "version": "2.8.0",
              "versionType": "semver"
            },
            {
              "lessThan": "4.3.2",
              "status": "affected",
              "version": "4.3.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Mike Read (GitHub: Michael-JRead)"
        },
        {
          "lang": "en",
          "type": "remediation developer",
          "value": "Kevin Wu \u003ckwu@confluent.io\u003e"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Incorrect operator (CWE-480) in the FetchSnapshot RPC handler\u003cbr\u003ein Apache Kafka from 2.8.0 before 4.2.2, and from 4.3.0 before 4.3.2\u003cbr\u003eon all platforms allows an authenticated attacker with\u003cbr\u003eCLUSTER_ACTION privilege to cause a denial of service\u003cbr\u003e(controller process termination) via a crafted\u003cbr\u003eFetchSnapshotRequest with an empty topics array or a topic\u003cbr\u003ewith no partitions.\u003cbr\u003e\u003cbr\u003eUsers are recommended to upgrade to version 4.2.2, 4.3.2, or\u003cbr\u003e4.4.0, which fix this issue. Users on unsupported branches\u003cbr\u003e(4.1.x and earlier) should upgrade to 4.2.2 or later."
            }
          ],
          "value": "Incorrect operator (CWE-480) in the FetchSnapshot RPC handler\nin Apache Kafka from 2.8.0 before 4.2.2, and from 4.3.0 before 4.3.2\non all platforms allows an authenticated attacker with\nCLUSTER_ACTION privilege to cause a denial of service\n(controller process termination) via a crafted\nFetchSnapshotRequest with an empty topics array or a topic\nwith no partitions.\n\nUsers are recommended to upgrade to version 4.2.2, 4.3.2, or\n4.4.0, which fix this issue. Users on unsupported branches\n(4.1.x and earlier) should upgrade to 4.2.2 or later."
        }
      ],
      "metrics": [
        {
          "other": {
            "content": {
              "text": "low"
            },
            "type": "Textual description of severity"
          },
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-480",
              "description": "CWE-480 Use of incorrect operator",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-28T16:37:19.893Z",
        "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
        "shortName": "apache"
      },
      "references": [
        {
          "tags": [
            "patch"
          ],
          "url": "https://github.com/apache/kafka/pull/23185"
        },
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://kafka.apache.org/cve-list"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Apache Kafka: Incorrect boolean operator in FetchSnapshot RPC handler allows authenticated network clients to crash the KRaft controller via a malformed request.",
      "x_generator": {
        "engine": "Vulnogram 1.0.3"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
    "assignerShortName": "apache",
    "cveId": "CVE-2026-83525",
    "datePublished": "2026-10-28T16:37:19.893Z",
    "dateReserved": "2026-08-31T16:02:13.499Z",
    "dateUpdated": "2026-10-28T20:07:03.066Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}