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I. Basic Information for CVE-2020-26247
Vulnerability Information

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Vulnerability Title
XXE in Nokogiri
Source: NVD (National Vulnerability Database)
Vulnerability Description
Nokogiri is a Rubygem providing HTML, XML, SAX, and Reader parsers with XPath and CSS selector support. In Nokogiri before version 1.11.0.rc4 there is an XXE vulnerability. XML Schemas parsed by Nokogiri::XML::Schema are trusted by default, allowing external resources to be accessed over the network, potentially enabling XXE or SSRF attacks. This behavior is counter to the security policy followed by Nokogiri maintainers, which is to treat all input as untrusted by default whenever possible. This is fixed in Nokogiri version 1.11.0.rc4.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
XML外部实体引用的不恰当限制(XXE)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Nokogiri 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nokogiri是一款用于解析Ruby中HTML和XML的开源软件库。 Nokogiri 1.11.0.rc4之前版本存在代码问题漏洞,该漏洞允许通过网络访问外部资源,可能会导致XXE或SSRF攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
sparklemotionnokogiri < 1.11.0.rc4 -
II. Public POCs for CVE-2020-26247
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III. Intelligence Information for CVE-2020-26247
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IV. Related Vulnerabilities
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