Vulnerability-Lookup

GHSA-F2C9-5JQW-3XH3

Vulnerability from github – Published: 2021-08-02 17:23 – Updated: 2023-09-05 21:59

Summary

Cross-Site Scripting in Qiita-Markdown

Details

Increments Qiita-Markdown before 0.33.0 allows XSS in transformers.

Severity ?

6.1 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Show details on source website

JSON

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{
  "affected": [
    {
      "package": {
        "ecosystem": "RubyGems",
        "name": "qiita-markdown"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.33.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-28796"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-08-02T17:23:26Z",
    "nvd_published_at": "2021-03-18T16:15:00Z",
    "severity": "MODERATE"
  },
  "details": "Increments Qiita-Markdown before 0.33.0 allows XSS in transformers.",
  "id": "GHSA-f2c9-5jqw-3xh3",
  "modified": "2023-09-05T21:59:59Z",
  "published": "2021-08-02T17:23:39Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-28796"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-f2c9-5jqw-3xh3"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/increments/qiita-markdown"
    },
    {
      "type": "WEB",
      "url": "https://github.com/increments/qiita-markdown/compare/v0.32.0...v0.33.0"
    },
    {
      "type": "WEB",
      "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/qiita-markdown/CVE-2021-28796.yml"
    },
    {
      "type": "WEB",
      "url": "https://vuln.ryotak.me/advisories/15"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Cross-Site Scripting in Qiita-Markdown"
}

GSD-2021-28796

Vulnerability from gsd - Updated: 2021-08-02 00:00

Details

Increments Qiita::Markdown before 0.33.0 allows XSS in transformers.

Aliases

CVE-2021-28796

JSON

To clipboard Create KEV Entry

{
  "GSD": {
    "alias": "CVE-2021-28796",
    "description": "Increments Qiita::Markdown before 0.33.0 allows XSS in transformers.",
    "id": "GSD-2021-28796"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "affected": [
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          "package": {
            "ecosystem": "RubyGems",
            "name": "qiita-markdown",
            "purl": "pkg:gem/qiita-markdown"
          }
        }
      ],
      "aliases": [
        "CVE-2021-28796",
        "GHSA-f2c9-5jqw-3xh3"
      ],
      "details": "Increments Qiita::Markdown before 0.33.0 allows XSS in transformers.",
      "id": "GSD-2021-28796",
      "modified": "2021-08-02T00:00:00.000Z",
      "published": "2021-08-02T00:00:00.000Z",
      "references": [
        {
          "type": "WEB",
          "url": "https://github.com/advisories/GHSA-f2c9-5jqw-3xh3"
        }
      ],
      "schema_version": "1.4.0",
      "severity": [
        {
          "score": 6.1,
          "type": "CVSS_V3"
        }
      ],
      "summary": "Cross-Site Scripting in Qiita::Markdown"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2021-28796",
        "STATE": "PUBLIC"
      },
      "affects": {
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      "ghsa": "f2c9-5jqw-3xh3",
      "patched_versions": [
        "\u003e= 0.33.0"
      ],
      "title": "Cross-Site Scripting in Qiita::Markdown",
      "url": "https://github.com/advisories/GHSA-f2c9-5jqw-3xh3"
    },
    "gitlab.com": {
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          "affected_versions": "All versions before 0.33.0",
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            "CWE-79",
            "CWE-937"
          ],
          "date": "2021-12-08",
          "description": "`Qiita::Markdown` allows XSS in transformers.",
          "fixed_versions": [
            "0.33.0"
          ],
          "identifier": "CVE-2021-28796",
          "identifiers": [
            "CVE-2021-28796"
          ],
          "not_impacted": "All versions starting from 0.33.0",
          "package_slug": "gem/qiita-markdown",
          "pubdate": "2021-03-18",
          "solution": "Upgrade to version 0.33.0 or above.",
          "title": "Cross-site Scripting",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-28796"
          ],
          "uuid": "5d8a7c19-4ecf-4886-8228-a0c80538d3f9"
        }
      ]
    },
    "nvd.nist.gov": {
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            "children": [],
            "cpe_match": [
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                "cpe23Uri": "cpe:2.3:a:increments:qiita\\:\\:markdown:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "0.33.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
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        "references": {
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      },
      "impact": {
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          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
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            "baseScore": 4.3,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
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            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
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            "baseScore": 6.1,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 2.7
        }
      },
      "lastModifiedDate": "2021-12-08T20:53Z",
      "publishedDate": "2021-03-18T16:15Z"
    }
  }
}

CVE-2021-28796 (GCVE-0-2021-28796)

Vulnerability from cvelistv5 – Published: 2021-03-18 15:05 – Updated: 2024-08-03 21:55

Summary

Increments Qiita::Markdown before 0.33.0 allows XSS in transformers.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://github.com/increments/qiita-markdown/comp…	x_refsource_MISC
	https://vuln.ryotak.me/advisories/15	x_refsource_MISC

Show details on NVD website

JSON

To clipboard Create KEV Entry

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          },
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            ],
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          }
        ],
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}

Sightings

Author	Source	Type	Date

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.

Action not permitted

GHSA-F2C9-5JQW-3XH3

GSD-2021-28796

CVE-2021-28796 (GCVE-0-2021-28796)

Tags

Sightings

Nomenclature