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    3 vulnerabilities by Hendrik Erz

    CVE-2021-20727 (GCVE-0-2021-20727)

    Vulnerability from cvelistv5 – Published: 2021-05-27 08:05 – Updated: 2024-08-03 17:53
    VLAI
    Summary
    Cross-site scripting vulnerability in Zettlr from 0.20.0 to 1.8.8 allows an attacker to execute an arbitrary script by loading a file or code snippet containing an invalid iframe into Zettlr.
    Severity
    No CVSS data available.
    CWE
    • Cross-site scripting
    Assigner
    References
    Impacted products
    Vendor Product Version
    Hendrik Erz Zettlr Affected: from 0.20.0 to 1.8.8
    		Create a notification for this product.
    Show details on NVD website
    To clipboard 

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    CVE-2021-20727 (GCVE-0-2021-20727)

    Vulnerability from nvd – Published: 2021-05-27 08:05 – Updated: 2024-08-03 17:53
    VLAI
    Summary
    Cross-site scripting vulnerability in Zettlr from 0.20.0 to 1.8.8 allows an attacker to execute an arbitrary script by loading a file or code snippet containing an invalid iframe into Zettlr.
    Severity
    No CVSS data available.
    CWE
    • Cross-site scripting
    Assigner
    References
    Impacted products
    Vendor Product Version
    Hendrik Erz Zettlr Affected: from 0.20.0 to 1.8.8
    		Create a notification for this product.
    Show details on NVD website
    To clipboard 

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    JVNDB-2021-000044

    Vulnerability from jvndb - Published: 2021-05-26 14:50 - Updated:2021-06-03 16:21
    Severity
    5.0 (Medium) - cvssV3_0 - CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    Summary
    Zettlr vulnerable to cross-site scripting
    Details
    Zettlr provided by Hendrik Erz is a Markdown editor. Zettlr contains a cross-site scripting vulnerability (CWE-79). Eiji Mori of flatt security Inc. reported this vulnerability to IPA. JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
    References
    Impacted products
    Show details on JVN DB website
    To clipboard 

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  "dc:date": "2021-06-03T16:21+09:00",
  "dcterms:issued": "2021-05-26T14:50+09:00",
  "dcterms:modified": "2021-06-03T16:21+09:00",
  "description": "Zettlr provided by Hendrik Erz is a Markdown editor. Zettlr contains a cross-site scripting vulnerability (CWE-79).\r\n\r\nEiji Mori of flatt security Inc. reported this vulnerability to IPA.\r\nJPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.",
  "link": "https://jvndb.jvn.jp/en/contents/2021/JVNDB-2021-000044.html",
  "sec:cpe": {
    "#text": "cpe:/a:zettlr:zettlr",
    "@product": "Zettlr",
    "@vendor": "Hendrik Erz",
    "@version": "2.2"
  },
  "sec:cvss": [
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      "@severity": "Medium",
      "@type": "Base",
      "@vector": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
      "@version": "2.0"
    },
    {
      "@score": "5.0",
      "@severity": "Medium",
      "@type": "Base",
      "@vector": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "@version": "3.0"
    }
  ],
  "sec:identifier": "JVNDB-2021-000044",
  "sec:references": [
    {
      "#text": "https://jvn.jp/en/jp/JVN98239374/index.html",
      "@id": "JVN#98239374",
      "@source": "JVN"
    },
    {
      "#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20727",
      "@id": "CVE-2021-20727",
      "@source": "CVE"
    },
    {
      "#text": "https://nvd.nist.gov/vuln/detail/CVE-2021-20727",
      "@id": "CVE-2021-20727",
      "@source": "NVD"
    },
    {
      "#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
      "@id": "CWE-79",
      "@title": "Cross-site Scripting(CWE-79)"
    }
  ],
  "title": "Zettlr vulnerable to cross-site scripting"
}