Vulnerability-Lookup

CNVD-2021-16937

Vulnerability from cnvd - Published: 2021-03-11

Title

Joomla! author字段覆盖漏洞

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! 1.6.0 - 3.9.24存在author字段覆盖漏洞。该漏洞源于表单内容过滤不充分。攻击者可利用该漏洞覆盖author字段。

Severity

中

Patch Name

Joomla! author字段覆盖漏洞的补丁

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.html

Reference

ttps://vigilance.fr/vulnerability/Joomla-Core-multiple-vulnerabilities-34732

Impacted products

Name
Joomla! Joomla! >=1.6.0，<=3.9.24

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-26029",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-26029"
    }
  },
  "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! 1.6.0 - 3.9.24\u5b58\u5728author\u5b57\u6bb5\u8986\u76d6\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u8868\u5355\u5185\u5bb9\u8fc7\u6ee4\u4e0d\u5145\u5206\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8986\u76d6author\u5b57\u6bb5\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.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-16937",
  "openTime": "2021-03-11",
  "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! 1.6.0 - 3.9.24\u5b58\u5728author\u5b57\u6bb5\u8986\u76d6\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u8868\u5355\u5185\u5bb9\u8fc7\u6ee4\u4e0d\u5145\u5206\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8986\u76d6author\u5b57\u6bb5\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! author\u5b57\u6bb5\u8986\u76d6\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Joomla! Joomla! \u003e=1.6.0\uff0c\u003c=3.9.24"
  },
  "referenceLink": "ttps://vigilance.fr/vulnerability/Joomla-Core-multiple-vulnerabilities-34732",
  "serverity": "\u4e2d",
  "submitTime": "2021-03-05",
  "title": "Joomla! author\u5b57\u6bb5\u8986\u76d6\u6f0f\u6d1e"
}

CVE-2021-26029 (GCVE-0-2021-26029)

Vulnerability from cvelistv5 – Published: 2021-03-04 17:37 – Updated: 2026-02-25 05:05

Title

[20210309] - Core - Inadequate filtering of form contents could allow to overwrite the author field

Summary

An issue was discovered in Joomla! 1.6.0 through 3.9.24. Inadequate filtering of form contents could allow to overwrite the author field.

Severity

No CVSS data available.

CWE

ACL Violation

Assigner

Joomla mitre root

References

1 reference

URL	Tags
https://developer.joomla.org/security-centre/849-…	x_refsource_MISCvendor-advisory

Impacted products

1 product

Vendor	Product	Version
Joomla! Project	Joomla! CMS	Affected: 1.6.0-3.9.24

Date Public

2021-03-02 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T20:19:19.845Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://developer.joomla.org/security-centre/849-20210309-core-inadequate-filtering-of-form-contents-could-allow-to-overwrite-the-author-field.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Joomla! CMS",
          "vendor": "Joomla! Project",
          "versions": [
            {
              "status": "affected",
              "version": "1.6.0-3.9.24"
            }
          ]
        }
      ],
      "datePublic": "2021-03-02T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "An issue was discovered in Joomla! 1.6.0 through 3.9.24. Inadequate filtering of form contents could allow to overwrite the author field."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "ACL Violation",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-02-25T05:05:13.379Z",
        "orgId": "6ff30186-7fb7-4ad9-be33-533e7b05e586",
        "shortName": "Joomla"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC",
            "vendor-advisory"
          ],
          "url": "https://developer.joomla.org/security-centre/849-20210309-core-inadequate-filtering-of-form-contents-could-allow-to-overwrite-the-author-field.html"
        }
      ],
      "title": "[20210309] - Core - Inadequate filtering of form contents could allow to overwrite the author field",
      "x_generator": {
        "engine": "cvelib 1.8.0"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@joomla.org",
          "DATE_PUBLIC": "2021-03-02T16:00:00",
          "ID": "CVE-2021-26029",
          "STATE": "PUBLIC",
          "TITLE": "[20210309] - Core - Inadequate filtering of form contents could allow to overwrite the author field"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Joomla! CMS",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "1.6.0-3.9.24"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Joomla! Project"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An issue was discovered in Joomla! 1.6.0 through 3.9.24. Inadequate filtering of form contents could allow to overwrite the author field."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "ACL Violation"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://developer.joomla.org/security-centre/849-20210309-core-inadequate-filtering-of-form-contents-could-allow-to-overwrite-the-author-field.html",
              "refsource": "MISC",
              "url": "https://developer.joomla.org/security-centre/849-20210309-core-inadequate-filtering-of-form-contents-could-allow-to-overwrite-the-author-field.html"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "6ff30186-7fb7-4ad9-be33-533e7b05e586",
    "assignerShortName": "Joomla",
    "cveId": "CVE-2021-26029",
    "datePublished": "2021-03-04T17:37:15.215Z",
    "dateReserved": "2021-01-25T00:00:00.000Z",
    "dateUpdated": "2026-02-25T05:05:13.379Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.