Vulnerability-Lookup

CNVD-2025-20437

Vulnerability from cnvd - Published: 2025-09-05

Title

Emby Server跨站请求伪造漏洞

Description

Emby Server是一款个人媒体服务器软件，支持存储、管理和流化个人媒体内容，支持多种设备访问。 Emby Server存在跨站请求伪造漏洞，该漏洞允许攻击者通过Items/RemoteSearch/Image的ImageURL参数使用SSRF。目前没有详细的漏洞细节提供。

Severity

高

Patch Name

Emby Server跨站请求伪造漏洞的补丁

Patch Description

Emby Server是一款个人媒体服务器软件，支持存储、管理和流化个人媒体内容，支持多种设备访问。 Emby Server存在跨站请求伪造漏洞，该漏洞允许攻击者通过Items/RemoteSearch/Image的ImageURL参数使用SSRF。目前没有详细的漏洞细节提供。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

目前厂商已发布升级程序修复该安全问题，详情见厂商官网： https://emby.media/download.html

Reference

https://github.com/btnz-k/emby_ssrf/blob/master/emby_scan.rb

Impacted products

Name
Emby Server Emby Server <4.5.0

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-26948",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-26948"
    }
  },
  "description": "Emby Server\u662f\u4e00\u6b3e\u4e2a\u4eba\u5a92\u4f53\u670d\u52a1\u5668\u8f6f\u4ef6\uff0c\u652f\u6301\u5b58\u50a8\u3001\u7ba1\u7406\u548c\u6d41\u5316\u4e2a\u4eba\u5a92\u4f53\u5185\u5bb9\uff0c\u652f\u6301\u591a\u79cd\u8bbe\u5907\u8bbf\u95ee\u3002\n\nEmby Server\u5b58\u5728\u8de8\u7ad9\u8bf7\u6c42\u4f2a\u9020\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u5141\u8bb8\u653b\u51fb\u8005\u901a\u8fc7Items/RemoteSearch/Image\u7684ImageURL\u53c2\u6570\u4f7f\u7528SSRF\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u7a0b\u5e8f\u4fee\u590d\u8be5\u5b89\u5168\u95ee\u9898\uff0c\u8be6\u60c5\u89c1\u5382\u5546\u5b98\u7f51\uff1a\r\nhttps://emby.media/download.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2025-20437",
  "openTime": "2025-09-05",
  "patchDescription": "Emby Server\u662f\u4e00\u6b3e\u4e2a\u4eba\u5a92\u4f53\u670d\u52a1\u5668\u8f6f\u4ef6\uff0c\u652f\u6301\u5b58\u50a8\u3001\u7ba1\u7406\u548c\u6d41\u5316\u4e2a\u4eba\u5a92\u4f53\u5185\u5bb9\uff0c\u652f\u6301\u591a\u79cd\u8bbe\u5907\u8bbf\u95ee\u3002\r\n\r\nEmby Server\u5b58\u5728\u8de8\u7ad9\u8bf7\u6c42\u4f2a\u9020\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u5141\u8bb8\u653b\u51fb\u8005\u901a\u8fc7Items/RemoteSearch/Image\u7684ImageURL\u53c2\u6570\u4f7f\u7528SSRF\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Emby Server\u8de8\u7ad9\u8bf7\u6c42\u4f2a\u9020\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Emby Server Emby Server \u003c4.5.0"
  },
  "referenceLink": "https://github.com/btnz-k/emby_ssrf/blob/master/emby_scan.rb",
  "serverity": "\u9ad8",
  "submitTime": "2020-10-20",
  "title": "Emby Server\u8de8\u7ad9\u8bf7\u6c42\u4f2a\u9020\u6f0f\u6d1e"
}

CVE-2020-26948 (GCVE-0-2020-26948)

Vulnerability from cvelistv5 – Published: 2020-10-10 20:12 – Updated: 2024-08-04 16:03

Summary

Emby Server before 4.5.0 allows SSRF via the Items/RemoteSearch/Image ImageURL parameter.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
https://github.com/btnz-k/emby_ssrf	x_refsource_MISC
https://github.com/btnz-k/emby_ssrf/blob/master/e…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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              "x_transferred"
            ],
            "url": "https://github.com/btnz-k/emby_ssrf"
          },
          {
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              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/btnz-k/emby_ssrf/blob/master/emby_scan.rb"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
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        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Emby Server before 4.5.0 allows SSRF via the Items/RemoteSearch/Image ImageURL parameter."
        }
      ],
      "problemTypes": [
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        "dateUpdated": "2020-10-10T20:12:31.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/btnz-k/emby_ssrf"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/btnz-k/emby_ssrf/blob/master/emby_scan.rb"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-26948",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
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                },
                "vendor_name": "n/a"
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        },
        "data_format": "MITRE",
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        },
        "problemtype": {
          "problemtype_data": [
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        },
        "references": {
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            {
              "name": "https://github.com/btnz-k/emby_ssrf",
              "refsource": "MISC",
              "url": "https://github.com/btnz-k/emby_ssrf"
            },
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              "name": "https://github.com/btnz-k/emby_ssrf/blob/master/emby_scan.rb",
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              "url": "https://github.com/btnz-k/emby_ssrf/blob/master/emby_scan.rb"
            }
          ]
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      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
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    "datePublished": "2020-10-10T20:12:31.000Z",
    "dateReserved": "2020-10-10T00:00:00.000Z",
    "dateUpdated": "2024-08-04T16:03:23.115Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.