{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-50188",
        "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "state": "PUBLISHED",
        "assignerShortName": "GitHub_M",
        "dateReserved": "2026-06-03T22:05:13.645Z",
        "datePublished": "2026-07-09T18:44:56.901Z",
        "dateUpdated": "2026-07-09T19:20:56.407Z"
    },
    "containers": {
        "cna": {
            "title": "Kirby: Request header injection in `Http\\Remote`",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-93",
                            "lang": "en",
                            "description": "CWE-93: Improper Neutralization of CRLF Sequences ('CRLF Injection')",
                            "type": "CWE"
                        }
                    ]
                },
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-113",
                            "lang": "en",
                            "description": "CWE-113: Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Request/Response Splitting')",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV4_0": {
                        "attackVector": "NETWORK",
                        "attackComplexity": "HIGH",
                        "attackRequirements": "NONE",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "vulnConfidentialityImpact": "NONE",
                        "vulnIntegrityImpact": "NONE",
                        "vulnAvailabilityImpact": "NONE",
                        "subConfidentialityImpact": "NONE",
                        "subIntegrityImpact": "HIGH",
                        "subAvailabilityImpact": "NONE",
                        "baseScore": 6.9,
                        "baseSeverity": "MEDIUM",
                        "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/SA:N",
                        "version": "4.0"
                    }
                }
            ],
            "references": [
                {
                    "name": "https://github.com/getkirby/kirby/security/advisories/GHSA-4v4h-m2qq-ppgw",
                    "tags": [
                        "x_refsource_CONFIRM"
                    ],
                    "url": "https://github.com/getkirby/kirby/security/advisories/GHSA-4v4h-m2qq-ppgw"
                },
                {
                    "name": "https://github.com/getkirby/kirby/commit/aa33414e1669e866cdd6f4decfae2a669e8bb828",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/getkirby/kirby/commit/aa33414e1669e866cdd6f4decfae2a669e8bb828"
                },
                {
                    "name": "https://github.com/getkirby/kirby/commit/fad9cbd22c73ed0fbd3aaf62310a8dcacfc007cd",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/getkirby/kirby/commit/fad9cbd22c73ed0fbd3aaf62310a8dcacfc007cd"
                },
                {
                    "name": "https://github.com/getkirby/kirby/releases/tag/4.9.4",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/getkirby/kirby/releases/tag/4.9.4"
                },
                {
                    "name": "https://github.com/getkirby/kirby/releases/tag/5.4.4",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/getkirby/kirby/releases/tag/5.4.4"
                }
            ],
            "affected": [
                {
                    "vendor": "getkirby",
                    "product": "kirby",
                    "versions": [
                        {
                            "version": "< 4.9.4",
                            "status": "affected"
                        },
                        {
                            "version": ">= 5.0.0, < 5.4.4",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
                "shortName": "GitHub_M",
                "dateUpdated": "2026-07-09T18:45:50.558Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Kirby is an open-source content management system. Prior to 4.9.4 and 5.4.4, Kirby sites and plugins using the Kirby Http Remote class, including Remote::request(), Remote::get(), and Remote::post(), to send outgoing HTTP requests with untrusted data in the headers option could allow newline characters in a header value to inject a separate unintended request header to the remote service. This issue is fixed in versions 4.9.4 and 5.4.4."
                }
            ],
            "source": {
                "advisory": "GHSA-4v4h-m2qq-ppgw",
                "discovery": "UNKNOWN"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-07-09T19:18:33.304762Z",
                                "id": "CVE-2026-50188",
                                "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": "2026-07-09T19:20:56.407Z"
                }
            }
        ]
    }
}