Vulnerability-Lookup

CNVD-2021-94946

Vulnerability from cnvd - Published: 2021-12-07

Title

Joomla!访问控制不正确漏洞

Description

Joomla!是一套全球知名的内容管理系统，是使用PHP语言加上MySQL数据库所开发的软件系统，可以在Linux、 Windows、MacOSX等各种不同的平台上执行。 Joomla! 4.0.0版存在访问控制不正确漏洞。该漏洞源于媒体管理器在执行文件删除命令之前没有正确检查用户的权限。目前没有详细的漏洞细节提供。

Severity

中

Patch Name

Joomla!访问控制不正确漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://developer.joomla.org/security-centre/861-20210801-core-insufficient-access-control-for-com-media-deletion-endpoint

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-26040

Impacted products

Name
Joomla Joomla! 4.0.0

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-26040",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-26040"
    }
  },
  "description": "Joomla!\u662f\u4e00\u5957\u5168\u7403\u77e5\u540d\u7684\u5185\u5bb9\u7ba1\u7406\u7cfb\u7edf\uff0c\u662f\u4f7f\u7528PHP\u8bed\u8a00\u52a0\u4e0aMySQL\u6570\u636e\u5e93\u6240\u5f00\u53d1\u7684\u8f6f\u4ef6\u7cfb\u7edf\uff0c\u53ef\u4ee5\u5728Linux\u3001 Windows\u3001MacOSX\u7b49\u5404\u79cd\u4e0d\u540c\u7684\u5e73\u53f0\u4e0a\u6267\u884c\u3002\n\nJoomla! 4.0.0\u7248\u5b58\u5728\u8bbf\u95ee\u63a7\u5236\u4e0d\u6b63\u786e\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5a92\u4f53\u7ba1\u7406\u5668\u5728\u6267\u884c\u6587\u4ef6\u5220\u9664\u547d\u4ee4\u4e4b\u524d\u6ca1\u6709\u6b63\u786e\u68c0\u67e5\u7528\u6237\u7684\u6743\u9650\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://developer.joomla.org/security-centre/861-20210801-core-insufficient-access-control-for-com-media-deletion-endpoint",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-94946",
  "openTime": "2021-12-07",
  "patchDescription": "Joomla!\u662f\u4e00\u5957\u5168\u7403\u77e5\u540d\u7684\u5185\u5bb9\u7ba1\u7406\u7cfb\u7edf\uff0c\u662f\u4f7f\u7528PHP\u8bed\u8a00\u52a0\u4e0aMySQL\u6570\u636e\u5e93\u6240\u5f00\u53d1\u7684\u8f6f\u4ef6\u7cfb\u7edf\uff0c\u53ef\u4ee5\u5728Linux\u3001 Windows\u3001MacOSX\u7b49\u5404\u79cd\u4e0d\u540c\u7684\u5e73\u53f0\u4e0a\u6267\u884c\u3002\r\n\r\nJoomla! 4.0.0\u7248\u5b58\u5728\u8bbf\u95ee\u63a7\u5236\u4e0d\u6b63\u786e\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5a92\u4f53\u7ba1\u7406\u5668\u5728\u6267\u884c\u6587\u4ef6\u5220\u9664\u547d\u4ee4\u4e4b\u524d\u6ca1\u6709\u6b63\u786e\u68c0\u67e5\u7528\u6237\u7684\u6743\u9650\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": "Joomla!\u8bbf\u95ee\u63a7\u5236\u4e0d\u6b63\u786e\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Joomla Joomla! 4.0.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-26040",
  "serverity": "\u4e2d",
  "submitTime": "2021-08-25",
  "title": "Joomla!\u8bbf\u95ee\u63a7\u5236\u4e0d\u6b63\u786e\u6f0f\u6d1e"
}

CVE-2021-26040 (GCVE-0-2021-26040)

Vulnerability from cvelistv5 – Published: 2021-08-24 14:20 – Updated: 2026-02-25 05:05

Title

[20210801] - Core - Insufficient access control for com_media deletion endpoint

Summary

An issue was discovered in Joomla! 4.0.0. The media manager does not correctly check the user's permissions before executing a file deletion command.

Severity

No CVSS data available.

CWE

CSRF

Assigner

Joomla mitre root Scorecard

References

1 reference

URL	Tags
https://developer.joomla.org/security-centre/861-…	x_refsource_MISCvendor-advisory

Impacted products

1 product

Vendor	Product	Version
Joomla! Project	Joomla! CMS	Affected: 4.0.0

Date Public

2021-08-24 00:00

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-03T20:19:19.400Z",
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            ],
            "url": "https://developer.joomla.org/security-centre/861-20210801-core-insufficient-access-control-for-com-media-deletion-endpoint"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Joomla! CMS",
          "vendor": "Joomla! Project",
          "versions": [
            {
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            }
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      ],
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        "dateUpdated": "2026-02-25T05:05:38.883Z",
        "orgId": "6ff30186-7fb7-4ad9-be33-533e7b05e586",
        "shortName": "Joomla"
      },
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          ],
          "url": "https://developer.joomla.org/security-centre/861-20210801-core-insufficient-access-control-for-com-media-deletion-endpoint"
        }
      ],
      "title": "[20210801] - Core - Insufficient access control for com_media deletion endpoint",
      "x_generator": {
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      },
      "x_legacyV4Record": {
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          "ASSIGNER": "security@joomla.org",
          "DATE_PUBLIC": "2021-08-24T16:00:00",
          "ID": "CVE-2021-26040",
          "STATE": "PUBLIC",
          "TITLE": "[20210801] - Core - Insufficient access control for com_media deletion endpoint"
        },
        "affects": {
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}

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.

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.

Action not permitted

CNVD-2021-94946

CVE-2021-26040 (GCVE-0-2021-26040)

Tags

Sightings

Nomenclature

Related by attack behaviour