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        "cveId": "CVE-2026-118952",
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        "state": "PUBLISHED",
        "assignerShortName": "redhat",
        "dateReserved": "2026-10-29T07:57:28.659Z",
        "datePublished": "2026-10-30T06:04:14.196Z",
        "dateUpdated": "2026-10-30T06:04:14.196Z"
    },
    "containers": {
        "cna": {
            "title": "Kroxylicious-authorizer-acl: kroxylicious: acl prefix matching can bypass authorization rules",
            "metrics": [
                {
                    "other": {
                        "content": {
                            "value": "Important",
                            "namespace": "https://access.redhat.com/security/updates/classification/"
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                        "type": "Red Hat severity rating"
                    }
                },
                {
                    "cvssV3_1": {
                        "attackComplexity": "LOW",
                        "attackVector": "NETWORK",
                        "availabilityImpact": "NONE",
                        "baseScore": 6.5,
                        "baseSeverity": "MEDIUM",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "NONE",
                        "privilegesRequired": "LOW",
                        "scope": "UNCHANGED",
                        "userInteraction": "NONE",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
                        "version": "3.1"
                    },
                    "format": "CVSS"
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            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A flaw was found in the Kroxylicious ACL authorizer. Its prefix-matching logic may apply a rule to a principal of a different type, or fail to check a broader matching rule when prefixes overlap. Depending on the ACL configuration, this may allow an authenticated Kafka client to access a resource (such as read a topic) that should be denied."
                }
            ],
            "affected": [
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                    "vendor": "Red Hat",
                    "product": "streams for Apache Kafka 2",
                    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
                    "packageName": "kroxylicious-authorizer-acl",
                    "defaultStatus": "unaffected",
                    "cpes": [
                        "cpe:/a:redhat:amq_streams:2"
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                    "product": "streams for Apache Kafka 3",
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                {
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2563276",
                    "name": "RHBZ#2563276",
                    "tags": [
                        "issue-tracking",
                        "x_refsource_REDHAT"
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                },
                {
                    "url": "https://github.com/kroxylicious/kroxylicious/security/advisories/GHSA-qvv3-6w3q-hgqc"
                }
            ],
            "datePublic": "2026-10-28T10:54:00.000Z",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-863",
                            "description": "Incorrect Authorization",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "x_redhatCweChain": "CWE-863: Incorrect Authorization",
            "timeline": [
                {
                    "lang": "en",
                    "time": "2026-10-28T00:00:00.000Z",
                    "value": "Reported to Red Hat."
                },
                {
                    "lang": "en",
                    "time": "2026-10-28T10:54:00.000Z",
                    "value": "Made public."
                }
            ],
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