{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-41727",
        "assignerOrgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
        "state": "PUBLISHED",
        "assignerShortName": "vmware",
        "dateReserved": "2026-04-22T06:21:39.014Z",
        "datePublished": "2026-06-09T23:49:10.215Z",
        "dateUpdated": "2026-06-27T21:15:43.681Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
                "shortName": "vmware",
                "dateUpdated": "2026-06-27T21:15:43.681Z"
            },
            "title": "In Spring for Apache Kafka, forged retry topic headers subvert retry routing and backoff behavior",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "cweId": "CWE-20",
                            "description": "CWE-20: Improper Input Validation",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "impacts": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "value": "A producer can send Kafka records with forged retry_topic-attempts or retry_topic_backoff-timestamp headers to cause misrouting or impose arbitrarily long pauses, disrupting retry behavior."
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "Spring",
                    "product": "Spring for Apache Kafka",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "4.0.0",
                            "lessThan": "4.0.5.1",
                            "versionType": "custom"
                        },
                        {
                            "status": "affected",
                            "version": "3.3.0",
                            "lessThan": "3.3.15.1",
                            "versionType": "custom"
                        },
                        {
                            "status": "affected",
                            "version": "3.2.0",
                            "lessThan": "3.2.14",
                            "versionType": "custom"
                        },
                        {
                            "status": "affected",
                            "version": "2.9.0",
                            "lessThan": "2.9.14",
                            "versionType": "custom"
                        },
                        {
                            "status": "affected",
                            "version": "2.8.0",
                            "lessThan": "2.8.12",
                            "versionType": "custom"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Spring Kafka's retry topic infrastructure did not sufficiently validate user-controlled header values before acting on them. A producer could send a record with a crafted retry_topic-attempts header to supply an out-of-range attempt count and cause the retry topic router to misidentify where the message was in the retry sequence.\n\nAffected versions:\nSpring for Apache Kafka 4.0.0 through 4.0.5; 3.3.0 through 3.3.15; 3.2.0 through 3.2.13; 2.9.0 through 2.9.13; 2.8.0 through 2.8.11.",
                    "supportingMedia": [
                        {
                            "type": "text/html",
                            "base64": false,
                            "value": "Spring Kafka's retry topic infrastructure did not sufficiently validate user-controlled header values before acting on them. A producer could send a record with a crafted retry_topic-attempts header to supply an out-of-range attempt count and cause the retry topic router to misidentify where the message was in the retry sequence.\n\nAffected versions:\nSpring for Apache Kafka 4.0.0 through 4.0.5; 3.3.0 through 3.3.15; 3.2.0 through 3.2.13; 2.9.0 through 2.9.13; 2.8.0 through 2.8.11."
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://spring.io/security/cve-2026-41727"
                }
            ],
            "metrics": [
                {
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ],
                    "cvssV3_1": {
                        "version": "3.1",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "LOW",
                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
                        "confidentialityImpact": "NONE",
                        "integrityImpact": "NONE",
                        "availabilityImpact": "HIGH",
                        "baseSeverity": "MEDIUM",
                        "baseScore": 6.5,
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
                    }
                }
            ],
            "source": {
                "discovery": "UNKNOWN"
            },
            "x_generator": {
                "engine": "Vulnogram 1.0.1"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-06-10T17:33:57.867244Z",
                                "id": "CVE-2026-41727",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-06-10T17:34:39.609Z"
                }
            }
        ]
    }
}