GET

Vulnerability Instance

Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/41535?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/41535?format=api",
    "vulnerability_id": "VCID-fsx8-7qjz-2ubw",
    "summary": "Improper Input Validation\nTYPO3 is an open source PHP based web content management system released under the GNU GPL. It has been discovered that TYPO3 CMS is susceptible to host spoofing due to improper validation of the HTTP Host header.",
    "aliases": [
        {
            "alias": "CVE-2021-41114"
        },
        {
            "alias": "GHSA-m2jh-fxw4-gphm"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/59193?format=api",
            "purl": "pkg:composer/typo3/cms@11.5.0",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:composer/typo3/cms@11.5.0"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/59194?format=api",
            "purl": "pkg:composer/typo3/cms-core@11.5.0",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:composer/typo3/cms-core@11.5.0"
        }
    ],
    "affected_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/58454?format=api",
            "purl": "pkg:composer/typo3/cms@11.0.0",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-1ffs-9vj5-27hk"
                },
                {
                    "vulnerability": "VCID-2rhr-8vaz-hqfj"
                },
                {
                    "vulnerability": "VCID-6a22-c7x5-sqe2"
                },
                {
                    "vulnerability": "VCID-6mnf-2fcw-dqgp"
                },
                {
                    "vulnerability": "VCID-6urp-p9mn-cffv"
                },
                {
                    "vulnerability": "VCID-848u-w88s-5bbe"
                },
                {
                    "vulnerability": "VCID-a1g9-pyz5-9fca"
                },
                {
                    "vulnerability": "VCID-c46m-ht19-ybc4"
                },
                {
                    "vulnerability": "VCID-ev4k-5k1d-2bhu"
                },
                {
                    "vulnerability": "VCID-fqkx-v8t5-q3h6"
                },
                {
                    "vulnerability": "VCID-fsx8-7qjz-2ubw"
                },
                {
                    "vulnerability": "VCID-j8hk-bqnb-gycp"
                },
                {
                    "vulnerability": "VCID-jp1p-rfxa-hyd9"
                },
                {
                    "vulnerability": "VCID-sdjb-gp4t-vbgt"
                },
                {
                    "vulnerability": "VCID-uq77-aax5-k7d8"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:composer/typo3/cms@11.0.0"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/58462?format=api",
            "purl": "pkg:composer/typo3/cms-core@11.0.0",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-1ffs-9vj5-27hk"
                },
                {
                    "vulnerability": "VCID-2rhr-8vaz-hqfj"
                },
                {
                    "vulnerability": "VCID-3hta-35zx-zuc4"
                },
                {
                    "vulnerability": "VCID-6a22-c7x5-sqe2"
                },
                {
                    "vulnerability": "VCID-6mnf-2fcw-dqgp"
                },
                {
                    "vulnerability": "VCID-6urp-p9mn-cffv"
                },
                {
                    "vulnerability": "VCID-7r4g-gxc6-hubh"
                },
                {
                    "vulnerability": "VCID-7snt-7hyt-1fbx"
                },
                {
                    "vulnerability": "VCID-848u-w88s-5bbe"
                },
                {
                    "vulnerability": "VCID-9tpm-8udy-c3cd"
                },
                {
                    "vulnerability": "VCID-a1g9-pyz5-9fca"
                },
                {
                    "vulnerability": "VCID-an3r-c2yp-1bbd"
                },
                {
                    "vulnerability": "VCID-bzqv-s7g3-wff9"
                },
                {
                    "vulnerability": "VCID-c46m-ht19-ybc4"
                },
                {
                    "vulnerability": "VCID-etcc-43a3-a7ek"
                },
                {
                    "vulnerability": "VCID-ev4k-5k1d-2bhu"
                },
                {
                    "vulnerability": "VCID-fgkd-jp96-cbcs"
                },
                {
                    "vulnerability": "VCID-fqkx-v8t5-q3h6"
                },
                {
                    "vulnerability": "VCID-fsx8-7qjz-2ubw"
                },
                {
                    "vulnerability": "VCID-gxsd-4nd9-gqgn"
                },
                {
                    "vulnerability": "VCID-j8hk-bqnb-gycp"
                },
                {
                    "vulnerability": "VCID-jp1p-rfxa-hyd9"
                },
                {
                    "vulnerability": "VCID-myhc-dyh9-xygg"
                },
                {
                    "vulnerability": "VCID-p3nb-urds-euf3"
                },
                {
                    "vulnerability": "VCID-rzx5-nv6h-qqhg"
                },
                {
                    "vulnerability": "VCID-sdjb-gp4t-vbgt"
                },
                {
                    "vulnerability": "VCID-uq77-aax5-k7d8"
                },
                {
                    "vulnerability": "VCID-uua1-9rt1-dfbz"
                },
                {
                    "vulnerability": "VCID-w94g-xxea-23fb"
                },
                {
                    "vulnerability": "VCID-x3n3-tsjh-8kby"
                },
                {
                    "vulnerability": "VCID-y3zj-acc7-jkau"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:composer/typo3/cms-core@11.0.0"
        }
    ],
    "references": [
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-41114",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.00289",
                    "scoring_system": "epss",
                    "scoring_elements": "0.52584",
                    "published_at": "2026-06-04T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-41114"
        },
        {
            "reference_url": "https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2021-41114.yaml",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "4.8",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L"
                },
                {
                    "value": "MODERATE",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2021-41114.yaml"
        },
        {
            "reference_url": "https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2021-41114.yaml",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "4.8",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L"
                },
                {
                    "value": "MODERATE",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2021-41114.yaml"
        },
        {
            "reference_url": "https://github.com/TYPO3/typo3",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "4.8",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L"
                },
                {
                    "value": "MODERATE",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://github.com/TYPO3/typo3"
        },
        {
            "reference_url": "https://github.com/TYPO3/typo3/commit/5cbff85506cebe343e5ae59228977547cf8e3cf4",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "4.8",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L"
                },
                {
                    "value": "MODERATE",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://github.com/TYPO3/typo3/commit/5cbff85506cebe343e5ae59228977547cf8e3cf4"
        },
        {
            "reference_url": "https://github.com/TYPO3/typo3/security/advisories/GHSA-m2jh-fxw4-gphm",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "4.8",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L"
                },
                {
                    "value": "MODERATE",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://github.com/TYPO3/typo3/security/advisories/GHSA-m2jh-fxw4-gphm"
        },
        {
            "reference_url": "https://typo3.org/security/advisory/typo3-core-sa-2021-015",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "4.8",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L"
                },
                {
                    "value": "MODERATE",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://typo3.org/security/advisory/typo3-core-sa-2021-015"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-41114",
            "reference_id": "CVE-2021-41114",
            "reference_type": "",
            "scores": [
                {
                    "value": "4.8",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L"
                },
                {
                    "value": "MODERATE",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-41114"
        }
    ],
    "weaknesses": [
        {
            "cwe_id": 1035,
            "name": "OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities",
            "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017."
        },
        {
            "cwe_id": 937,
            "name": "OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities",
            "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013."
        },
        {
            "cwe_id": 20,
            "name": "Improper Input Validation",
            "description": "The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly."
        },
        {
            "cwe_id": 644,
            "name": "Improper Neutralization of HTTP Headers for Scripting Syntax",
            "description": "The product does not neutralize or incorrectly neutralizes web scripting syntax in HTTP headers that can be used by web browser components that can process raw headers, such as Flash."
        }
    ],
    "exploits": [],
    "severity_range_score": "4.0 - 6.9",
    "exploitability": "0.5",
    "weighted_severity": "6.2",
    "risk_score": 3.1,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-fsx8-7qjz-2ubw"
}