fast-xml-parser 安全漏洞

fast-xml-parser is an open-source library developed by Natural Intelligence. It is used for quickly validating, parsing, and processing XML files without relying on C/C++-based libraries or callbacks. There are security vulnerabilities in the versions of fast-xml-parser from 4.0.0-beta.3 to 5.5.5...

CVE-2026-33371

CVE-2026-33371 affects Zimbra Collaboration (ZCS) 10.0 and 10.1. The issue is an XML External Entity (XXE) vulnerability in the Zimbra Exchange Web Services (EWS) SOAP interface caused by improper handling of XML input. An authenticated attacker can submit crafted XML data that is processed by a ...

CVE-2006-10003

A flaw was found in XML::Parser, a Perl module for parsing XML. This vulnerability, an off-by-one heap buffer overflow, occurs when processing an XML file with very deep element nesting. A remote attacker could exploit this by providing a specially crafted XML file, potentially leading to memory...

CVE-2026-32753

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. In versions 1.8.208 and below, bypasses of the attachment view logic and SVG sanitizer make it possible to upload and render an SVG that runs malicious JavaScript. An extension of .png with content type of...

0xuath-sdk-react (>=0.0.2, <=0.0.23), 1-test-gulp-1 (>=0.0.1, <=0.0.4) +15444 more potentially affected by CVE-2026-33349 via fast-xml-parser (>=4.0.0, <=5.5.6)

fast-xml-parser NPM version =4.0.0, =0.0.2, =0.0.1, =0.0.1, =1.0.0, =3.1.4, =0.1.0, =3.1.6, =0.1.0, =0.0.2, =4.11.2, =4.11.46 - @0610studio/rn-layout 0.0.1 - @0xflick/jest-dynamodb 4.0.1-pre.2 and more Source cves: CVE-2026-33349 Source advisory: SNYK:JS-FASTXMLPARSER-15699647...

Entity Expansion Limits Bypassed When Set to Zero Due to JavaScript Falsy Evaluation in fast-xml-parser

Summary The DocTypeReader in fast-xml-parser uses JavaScript truthy checks to evaluate maxEntityCount and maxEntitySize configuration limits. When a developer explicitly sets either limit to 0 — intending to disallow all entities or restrict entity size to zero bytes — the falsy nature of 0 in...

Improper Validation of Specified Quantity in Input

Overview org.webjars.npm:fast-xml-parser is a Validate XML, Parse XML, Build XML without C/C++ based libraries Affected versions of this package are vulnerable to Improper Validation of Specified Quantity in Input in the DocTypeReader component when the maxEntityCount or maxEntitySize configurati...

5-ifc-check-cli (1.0.0), 7ghost (>=4.11.2, <=4.11.46) +4227 more potentially affected by CVE-2026-33349 via fast-xml-parser (>=4.0.0, <=4.5.4)

fast-xml-parser NPM version =4.0.0, =4.11.2, =0.1.1, =0.0.2, =1.0.1, =1.0.0, =0.0.1, =1.0.0, =0.0.1, =0.0.1, =0.0.3 and more Source cves: CVE-2026-33349 Source advisory: OSV:GHSA-JP2Q-39XQ-3W4G...

GHSA-JP2Q-39XQ-3W4G Entity Expansion Limits Bypassed When Set to Zero Due to JavaScript Falsy Evaluation in fast-xml-parser

Summary The DocTypeReader in fast-xml-parser uses JavaScript truthy checks to evaluate maxEntityCount and maxEntitySize configuration limits. When a developer explicitly sets either limit to 0 — intending to disallow all entities or restrict entity size to zero bytes — the falsy nature of 0 in...

Improper Validation of Specified Quantity in Input

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 Improper Validation of Specified Quantity in Input in the DocTypeReader component when the maxEntityCount or maxEntitySize configuration options are...

@activepieces/piece-amazon-s3 (>=0.5.4, <=0.6.4), @activepieces/piece-amazon-ses (>=0.0.1, <=0.1.4) +1289 more potentially affected by CVE-2026-33349 via fast-xml-parser (>=5.0.1, <=5.5.6)

fast-xml-parser NPM version =5.0.1, =0.5.4, =0.0.1, =0.2.0, =0.1.3, =0.5.3, =0.2.1, =0.0.4, =13.1.4, =1.0.0, =1.9.12, =1.0.3, =1.1.31, =1.0.0, =1.5.0 and more Source cves: CVE-2026-33349 Source advisory: OSV:GHSA-JP2Q-39XQ-3W4G...

com.codbex.atlas:codbex-atlas-application (>=2.62.0, <=2.126.0), com.codbex.gaia:codbex-gaia-application (>=2.61.0, <=2.111.0) +25 more potentially affected by CVE-2026-33349 via org.webjars.npm:fast-xml-parser (>=4.5.3, <=5.8.0)

org.webjars.npm:fast-xml-parser MAVEN version =4.5.3, =2.62.0, =2.61.0, =2.52.0, =2.52.0, =2.51.0, =2.51.0, =3.6.0, =2.50.0, =5.0.0, =5.0.0, =11.58.0, =12.2.0, =11.58.0, =11.58.0, =14.19.0, =14.40.0 and more Source cves: CVE-2026-33349 Source advisory: SNYK:JAVA-ORGWEBJARSNPM-15699648...

vulnerability-payload-atlas

🚩 Atlas de Vulnerabilidades & Payloads 📖 Sobre o Repositório Est...

SVG Injection via Unsanitized Options in @dicebear/core and @dicebear/initials

Summary SVG attribute values derived from user-supplied options backgroundColor, fontFamily, textColor were not XML-escaped before interpolation into SVG output. This could allow Cross-Site Scripting XSS when applications pass untrusted input to createAvatar and serve the resulting SVG inline or...

GHSA-MR9R-MWW3-V6GV SVG Injection via Unsanitized Options in @dicebear/core and @dicebear/initials

Summary SVG attribute values derived from user-supplied options backgroundColor, fontFamily, textColor were not XML-escaped before interpolation into SVG output. This could allow Cross-Site Scripting XSS when applications pass untrusted input to createAvatar and serve the resulting SVG inline or...

SUSE-SU-2026:20796-1 Security update for python311

This update for python311 fixes the following issues: Updated to Python 3.11.15: - CVE-2025-6075: quadratic complexity in os.path.expandvars bsc1252974. - CVE-2025-11468: header injection with carefully crafted inputs bsc1257029. - CVE-2025-12084: quadratic complexity in xml.minidom node ID cache...

NLTK has a Downloader Path Traversal Vulnerability (AFO) - Arbitrary File Overwrite

Vulnerability Description The NLTK downloader does not validate the subdir and id attributes when processing remote XML index files. Attackers can control a remote XML index server to provide malicious values containing path traversal sequences such as ../, which can lead to: 1. Arbitrary Directo...

Directory Traversal

Overview nltk is a Natural Language Toolkit NLTK is a Python package for natural language processing. Affected versions of this package are vulnerable to Directory Traversal via the XML index file downloader. An attacker can overwrite arbitrary files and create directories at unintended locations...

GHSA-469J-VMHF-R6V7 NLTK has a Downloader Path Traversal Vulnerability (AFO) - Arbitrary File Overwrite

Vulnerability Description The NLTK downloader does not validate the subdir and id attributes when processing remote XML index files. Attackers can control a remote XML index server to provide malicious values containing path traversal sequences such as ../, which can lead to: 1. Arbitrary Directo...

EUVD-2006-7232

XML::Parser versions through 2.47 for Perl could overflow the pre-allocated buffer size cause a heap corruption double free or corruption and crashes. A :utf8 PerlIO layer, parsestream in Expat.xs could overflow the XML input buffer because Perl's read returns decoded characters while SvPV gives...