GHSA-X3CC-X39P-42QX fast-xml-parser vulnerable to Prototype Pollution through tag or attribute name

Impact As a part of this vulnerability, user was able to se code using proto as a tag or attribute name. js const XMLParser, XMLBuilder, XMLValidator = require"fast-xml-parser"; let XMLdata = "hacked" const parser = new XMLParser; let jObj = parser.parseXMLdata; console.logjObj.polluted // should...

Regular Expression Denial Of Service (ReDoS)

fast-xml-parser is vulnerable to Regular Expression Denial Of Service ReDoS. The vulnerability exists in the readDocType function at DocTypeReader.js which allows an attacker to cause an application crash by submitting an entity name with bad preforming regex because entity names are not sanitize...

CVE-2023-34104

fast-xml-parser is an open source, pure javascript xml parser. fast-xml-parser allows special characters in entity names, which are not escaped or sanitized. Since the entity name is used for creating a regex for searching and replacing entities in the XML body, an attacker can abuse it for denia...

Code injection

fast-xml-parser is an open source, pure javascript xml parser. fast-xml-parser allows special characters in entity names, which are not escaped or sanitized. Since the entity name is used for creating a regex for searching and replacing entities in the XML body, an attacker can abuse it for denia...

CVE-2023-34104

fast-xml-parser is an open source, pure javascript xml parser. fast-xml-parser allows special characters in entity names, which are not escaped or sanitized. Since the entity name is used for creating a regex for searching and replacing entities in the XML body, an attacker can abuse it for denia...

CVE-2023-34104

CVE-2023-34104 is a ReDoS vulnerability in the Natural Intelligence fast-xml-parser used by IBM Cloud Pak for Data (and related IBM products). The flaw arises from unescaped/sanitized special characters in entity names that are used to build a regex for entity replacement in DOCTYPE parsing, enab...

GHSA-6W63-H3FJ-Q4VW fast-xml-parser vulnerable to Regex Injection via Doctype Entities

Impact "fast-xml-parser" allows special characters in entity names, which are not escaped or sanitized. Since the entity name is used for creating a regex for searching and replacing entities in the XML body, an attacker can abuse it for DoS attacks. By crafting an entity name that results in an...

fast-xml-parser vulnerable to Regex Injection via Doctype Entities

Impact "fast-xml-parser" allows special characters in entity names, which are not escaped or sanitized. Since the entity name is used for creating a regex for searching and replacing entities in the XML body, an attacker can abuse it for DoS attacks. By crafting an entity name that results in an...

PT-2023-24675 · Unknown · Fast-Xml-Parser

Name of the Vulnerable Software and Affected Versions: fast-xml-parser versions prior to 4.2.4 Description: The issue allows special characters in entity names, which are not escaped or sanitized. This can be abused for denial of service DoS attacks by crafting an entity name that results in an...

fast-xml-parser 安全漏洞

fast-xml-parser is an open source library from Natural Intelligence. It is used to quickly validate XML, parse XML and build XML without C/C++ based libraries and callbacks. A security vulnerability exists in versions prior to fast-xml-parser v4.2.4 that stems from the fact that fast-xml-parser...

Prototype Pollution

Overview fast-xml-parser is a Validate XML, Parse XML, Build XML without C/C++ based libraries Affected versions of this package are vulnerable to Prototype Pollution due to improper argument validation, which is exploitable via the aName variable. PoC js const XMLParser, XMLBuilder, XMLValidator...

PT-2021-24348 · Unknown · Fast-Xml-Parser

Name of the Vulnerable Software and Affected Versions: fast-xml-parser versions prior to 4.1.2 Description: The issue allows for Prototype Pollution via the proto variable. This can be exploited by including proto as a tag or attribute name in an XML string. The estimated number of potentially...