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    "dataVersion": "5.2",
    "cveMetadata": {
        "state": "PUBLISHED",
        "cveId": "CVE-2023-49105",
        "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "assignerShortName": "mitre",
        "dateUpdated": "2026-08-28T03:55:23.877Z",
        "dateReserved": "2023-11-21T00:00:00.000Z",
        "datePublished": "2023-11-21T00:00:00.000Z"
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                "dateUpdated": "2023-11-21T21:25:15.077Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "An issue was discovered in ownCloud owncloud/core before 10.13.1. An attacker can access, modify, or delete any file without authentication if the username of a victim is known, and the victim has no signing-key configured. This occurs because pre-signed URLs can be accepted even when no signing-key is configured for the owner of the files. The earliest affected version is 10.6.0."
                }
            ],
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                    "vendor": "n/a",
                    "product": "n/a",
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                            "version": "n/a",
                            "status": "affected"
                        }
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            "references": [
                {
                    "url": "https://owncloud.org/security"
                },
                {
                    "url": "https://owncloud.com/security-advisories/webdav-api-authentication-bypass-using-pre-signed-urls/"
                }
            ],
            "metrics": [
                {
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                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:N/S:U/UI:N",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "availabilityImpact": "HIGH",
                        "baseScore": 9.8,
                        "baseSeverity": "CRITICAL"
                    }
                }
            ],
            "problemTypes": [
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                    "descriptions": [
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                            "type": "text",
                            "lang": "en",
                            "description": "n/a"
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                    "shortName": "CVE",
                    "dateUpdated": "2024-08-02T21:46:29.148Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://owncloud.org/security",
                        "tags": [
                            "x_transferred"
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                    },
                    {
                        "url": "https://owncloud.com/security-advisories/webdav-api-authentication-bypass-using-pre-signed-urls/",
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                "problemTypes": [
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                        "descriptions": [
                            {
                                "type": "CWE",
                                "cweId": "CWE-287",
                                "lang": "en",
                                "description": "CWE-287 Improper Authentication"
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                        ]
                    }
                ],
                "references": [
                    {
                        "url": "https://hunt.io/blog/chinese-speaking-operator-philippine-nuclear-naval-contractor",
                        "tags": [
                            "third-party-advisory"
                        ]
                    },
                    {
                        "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-49105",
                        "tags": [
                            "government-resource"
                        ]
                    }
                ],
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2023-11-27T00:00:00+00:00",
                                "options": [
                                    {
                                        "Exploitation": "active"
                                    },
                                    {
                                        "Automatable": "yes"
                                    },
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                                        "Technical Impact": "total"
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                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3",
                                "id": "CVE-2023-49105"
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                            "type": "kev",
                            "content": {
                                "dateAdded": "2026-08-27",
                                "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-49105"
                            }
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                ],
                "title": "CISA ADP Vulnrichment",
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                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-08-28T03:55:23.877Z"
                },
                "timeline": [
                    {
                        "time": "2026-08-27T00:00:00.000Z",
                        "lang": "en",
                        "value": "CVE-2023-49105 added to CISA KEV"
                    }
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        ]
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}