{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2025-9799",
        "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "state": "PUBLISHED",
        "assignerShortName": "VulDB",
        "dateReserved": "2025-09-01T12:23:02.536Z",
        "datePublished": "2025-09-01T22:02:09.356Z",
        "dateUpdated": "2025-09-02T20:10:18.439Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
                "shortName": "VulDB",
                "dateUpdated": "2025-09-01T22:02:09.356Z"
            },
            "title": "Langfuse Webhook promptRouter.ts promptChangeEventSourcing server-side request forgery",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "cweId": "CWE-918",
                            "lang": "en",
                            "description": "Server-Side Request Forgery"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "n/a",
                    "product": "Langfuse",
                    "versions": [
                        {
                            "version": "3.0",
                            "status": "affected"
                        },
                        {
                            "version": "3.1",
                            "status": "affected"
                        },
                        {
                            "version": "3.2",
                            "status": "affected"
                        },
                        {
                            "version": "3.3",
                            "status": "affected"
                        },
                        {
                            "version": "3.4",
                            "status": "affected"
                        },
                        {
                            "version": "3.5",
                            "status": "affected"
                        },
                        {
                            "version": "3.6",
                            "status": "affected"
                        },
                        {
                            "version": "3.7",
                            "status": "affected"
                        },
                        {
                            "version": "3.8",
                            "status": "affected"
                        },
                        {
                            "version": "3.9",
                            "status": "affected"
                        },
                        {
                            "version": "3.10",
                            "status": "affected"
                        },
                        {
                            "version": "3.11",
                            "status": "affected"
                        },
                        {
                            "version": "3.12",
                            "status": "affected"
                        },
                        {
                            "version": "3.13",
                            "status": "affected"
                        },
                        {
                            "version": "3.14",
                            "status": "affected"
                        },
                        {
                            "version": "3.15",
                            "status": "affected"
                        },
                        {
                            "version": "3.16",
                            "status": "affected"
                        },
                        {
                            "version": "3.17",
                            "status": "affected"
                        },
                        {
                            "version": "3.18",
                            "status": "affected"
                        },
                        {
                            "version": "3.19",
                            "status": "affected"
                        },
                        {
                            "version": "3.20",
                            "status": "affected"
                        },
                        {
                            "version": "3.21",
                            "status": "affected"
                        },
                        {
                            "version": "3.22",
                            "status": "affected"
                        },
                        {
                            "version": "3.23",
                            "status": "affected"
                        },
                        {
                            "version": "3.24",
                            "status": "affected"
                        },
                        {
                            "version": "3.25",
                            "status": "affected"
                        },
                        {
                            "version": "3.26",
                            "status": "affected"
                        },
                        {
                            "version": "3.27",
                            "status": "affected"
                        },
                        {
                            "version": "3.28",
                            "status": "affected"
                        },
                        {
                            "version": "3.29",
                            "status": "affected"
                        },
                        {
                            "version": "3.30",
                            "status": "affected"
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                        {
                            "version": "3.31",
                            "status": "affected"
                        },
                        {
                            "version": "3.32",
                            "status": "affected"
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                        {
                            "version": "3.33",
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                        {
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                        {
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                        {
                            "version": "3.39",
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                        {
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                            "status": "affected"
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                            "status": "affected"
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                        {
                            "version": "3.43",
                            "status": "affected"
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                        {
                            "version": "3.44",
                            "status": "affected"
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                        {
                            "version": "3.45",
                            "status": "affected"
                        },
                        {
                            "version": "3.46",
                            "status": "affected"
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                        {
                            "version": "3.47",
                            "status": "affected"
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                        {
                            "version": "3.48",
                            "status": "affected"
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                        {
                            "version": "3.49",
                            "status": "affected"
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                        {
                            "version": "3.50",
                            "status": "affected"
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                        {
                            "version": "3.51",
                            "status": "affected"
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                        {
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                            "status": "affected"
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                        {
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                        {
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                        {
                            "version": "3.56",
                            "status": "affected"
                        },
                        {
                            "version": "3.57",
                            "status": "affected"
                        },
                        {
                            "version": "3.58",
                            "status": "affected"
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                        {
                            "version": "3.59",
                            "status": "affected"
                        },
                        {
                            "version": "3.60",
                            "status": "affected"
                        },
                        {
                            "version": "3.61",
                            "status": "affected"
                        },
                        {
                            "version": "3.62",
                            "status": "affected"
                        },
                        {
                            "version": "3.63",
                            "status": "affected"
                        },
                        {
                            "version": "3.64",
                            "status": "affected"
                        },
                        {
                            "version": "3.65",
                            "status": "affected"
                        },
                        {
                            "version": "3.66",
                            "status": "affected"
                        },
                        {
                            "version": "3.67",
                            "status": "affected"
                        },
                        {
                            "version": "3.68",
                            "status": "affected"
                        },
                        {
                            "version": "3.69",
                            "status": "affected"
                        },
                        {
                            "version": "3.70",
                            "status": "affected"
                        },
                        {
                            "version": "3.71",
                            "status": "affected"
                        },
                        {
                            "version": "3.72",
                            "status": "affected"
                        },
                        {
                            "version": "3.73",
                            "status": "affected"
                        },
                        {
                            "version": "3.74",
                            "status": "affected"
                        },
                        {
                            "version": "3.75",
                            "status": "affected"
                        },
                        {
                            "version": "3.76",
                            "status": "affected"
                        },
                        {
                            "version": "3.77",
                            "status": "affected"
                        },
                        {
                            "version": "3.78",
                            "status": "affected"
                        },
                        {
                            "version": "3.79",
                            "status": "affected"
                        },
                        {
                            "version": "3.80",
                            "status": "affected"
                        },
                        {
                            "version": "3.81",
                            "status": "affected"
                        },
                        {
                            "version": "3.82",
                            "status": "affected"
                        },
                        {
                            "version": "3.83",
                            "status": "affected"
                        },
                        {
                            "version": "3.84",
                            "status": "affected"
                        },
                        {
                            "version": "3.85",
                            "status": "affected"
                        },
                        {
                            "version": "3.86",
                            "status": "affected"
                        },
                        {
                            "version": "3.87",
                            "status": "affected"
                        },
                        {
                            "version": "3.88.0",
                            "status": "affected"
                        }
                    ],
                    "modules": [
                        "Webhook Handler"
                    ]
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A security flaw has been discovered in Langfuse up to 3.88.0. Affected by this vulnerability is the function promptChangeEventSourcing of the file web/src/features/prompts/server/routers/promptRouter.ts of the component Webhook Handler. Performing manipulation results in server-side request forgery. The attack may be initiated remotely. A high degree of complexity is needed for the attack. The exploitation appears to be difficult. The exploit has been released to the public and may be exploited."
                },
                {
                    "lang": "de",
                    "value": "In Langfuse bis 3.88.0 wurde eine Schwachstelle gefunden. Hierbei betrifft es die Funktion promptChangeEventSourcing der Datei web/src/features/prompts/server/routers/promptRouter.ts der Komponente Webhook Handler. Mit der Manipulation mit unbekannten Daten kann eine server-side request forgery-Schwachstelle ausgenutzt werden. Der Angriff lässt sich über das Netzwerk starten. Die Komplexität eines Angriffs ist eher hoch. Es wird angegeben, dass die Ausnutzbarkeit schwierig ist. Die Ausnutzung wurde veröffentlicht und kann verwendet werden."
                }
            ],
            "metrics": [
                {
                    "cvssV4_0": {
                        "version": "4.0",
                        "baseScore": 2.3,
                        "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
                        "baseSeverity": "LOW"
                    }
                },
                {
                    "cvssV3_1": {
                        "version": "3.1",
                        "baseScore": 5,
                        "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
                        "baseSeverity": "MEDIUM"
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            ],
            "timeline": [
                {
                    "time": "2025-09-01T00:00:00.000Z",
                    "lang": "en",
                    "value": "Advisory disclosed"
                },
                {
                    "time": "2025-09-01T02:00:00.000Z",
                    "lang": "en",
                    "value": "VulDB entry created"
                },
                {
                    "time": "2025-09-01T14:29:18.000Z",
                    "lang": "en",
                    "value": "VulDB entry last update"
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            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "ZAST.AI (VulDB User)",
                    "type": "reporter"
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            ],
            "references": [
                {
                    "url": "https://vuldb.com/?id.322114",
                    "name": "VDB-322114 | Langfuse Webhook promptRouter.ts promptChangeEventSourcing server-side request forgery",
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                        "vdb-entry",
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                },
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                    "url": "https://vuldb.com/?ctiid.322114",
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                    "tags": [
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                },
                {
                    "url": "https://vuldb.com/?submit.641128",
                    "name": "Submit #641128 | langfuse https://github.com/langfuse/langfuse  <=3.88.0 SSRF",
                    "tags": [
                        "third-party-advisory"
                    ]
                },
                {
                    "url": "https://github.com/langfuse/langfuse/issues/8522",
                    "tags": [
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                },
                {
                    "url": "https://github.com/langfuse/langfuse/issues/8522#issue-3320549867",
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        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2025-09-02T19:51:53.283383Z",
                                "id": "CVE-2025-9799",
                                "options": [
                                    {
                                        "Exploitation": "poc"
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                                        "Technical Impact": "partial"
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}