18 matches found
LlamaIndex has an XML Entity Expansion vulnerability in its sitemap parser
An XML Entity Expansion vulnerability, also known as a 'billion laughs' attack, exists in the sitemap parser of the run-llama/llamaindex repository, specifically affecting the Papers Loaders package before version 0.3.2 in llama-index v0.10.0 and above through v0.12.29. This vulnerability allows ...
PYSEC-2026-1570 LlamaIndex has an XML Entity Expansion vulnerability in its sitemap parser
An XML Entity Expansion vulnerability, also known as a 'billion laughs' attack, exists in the sitemap parser of the run-llama/llamaindex repository, specifically affecting the Papers Loaders package before version 0.3.2 in llama-index v0.10.0 and above through v0.12.29. This vulnerability allows ...
Ultimate Sitemap Parser (USP): XML Entity Expansion (Billion Laughs) DoS in XMLSitemapParser
XML Entity Expansion Billion Laughs DoS in XMLSitemapParser Summary ultimate-sitemap-parser version 1.8.0 and earlier parse attacker-controlled XML content using Python's xml.parsers.expat without any restriction on DTD declarations or recursive entity references. An attacker who can serve a...
GHSA-P5WC-9W9R-M232 Ultimate Sitemap Parser (USP): XML Entity Expansion (Billion Laughs) DoS in XMLSitemapParser
XML Entity Expansion Billion Laughs DoS in XMLSitemapParser Summary ultimate-sitemap-parser version 1.8.0 and earlier parse attacker-controlled XML content using Python's xml.parsers.expat without any restriction on DTD declarations or recursive entity references. An attacker who can serve a...
Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')
Overview ultimate-sitemap-parser is an A performant library for parsing and crawling sitemaps Affected versions of this package are vulnerable to Improper Restriction of Recursive Entity References in DTDs 'XML Entity Expansion' through the sitemaptreeforhomepage and sitemapfromstr functions when...
GHSA-8823-QG2X-PV9F Ultimate Sitemap Parser (USP): Gzip Decompression Bomb Bypasses Sitemap Size Limit
Gzip Decompression Bomb Bypasses Sitemap Size Limit Summary ultimate-sitemap-parser enforces a 100 MiB size limit on sitemap responses, but applies it only to the compressed bytes received over the network. When a .gz sitemap is fetched, usp/helpers.py:239 calls gziplib.decompressdata with no...
Denial of Service (DoS)
Overview ultimate-sitemap-parser is an A performant library for parsing and crawling sitemaps Affected versions of this package are vulnerable to Denial of Service DoS through the gunzip process. An attacker can exhaust system memory or crash the application by serving a specially crafted...
PT-2026-53793
XML Entity Expansion Billion Laughs DoS in XMLSitemapParser Summary ultimate-sitemap-parser version 1.8.0 and earlier parse attacker-controlled XML content using Python's xml.parsers.expat without any restriction on DTD declarations or recursive entity references. An attacker who can serve a...
EUVD-2025-20207
Malicious code in bioql PyPI...
GHSA-W42R-MRX7-C633 LlamaIndex has an XML Entity Expansion vulnerability in its sitemap parser
An XML Entity Expansion vulnerability, also known as a 'billion laughs' attack, exists in the sitemap parser of the run-llama/llamaindex repository, specifically affecting the Papers Loaders package before version 0.3.2 in llama-index v0.10.0 and above through v0.12.29. This vulnerability allows ...
LlamaIndex has an XML Entity Expansion vulnerability in its sitemap parser
An XML Entity Expansion vulnerability, also known as a 'billion laughs' attack, exists in the sitemap parser of the run-llama/llamaindex repository, specifically affecting the Papers Loaders package before version 0.3.2 in llama-index v0.10.0 and above through v0.12.29. This vulnerability allows ...
PYSEC-2025-250
An XML Entity Expansion vulnerability, also known as a 'billion laughs' attack, exists in the sitemap parser of the run-llama/llamaindex repository, specifically affecting version v0.12.21. This vulnerability allows an attacker to supply a malicious Sitemap XML, leading to a Denial of Service DoS...
PYSEC-2025-250
An XML Entity Expansion vulnerability, also known as a 'billion laughs' attack, exists in the sitemap parser of the run-llama/llamaindex repository, specifically affecting version v0.12.21. This vulnerability allows an attacker to supply a malicious Sitemap XML, leading to a Denial of Service DoS...
CVE-2025-3225
An XML Entity Expansion vulnerability, also known as a 'billion laughs' attack, exists in the sitemap parser of the run-llama/llamaindex repository, specifically affecting version v0.12.21. This vulnerability allows an attacker to supply a malicious Sitemap XML, leading to a Denial of Service DoS...
LlamaIndex 安全漏洞
LlamaIndex is a data framework for LLM applications from the LlamaIndex open source. A security vulnerability exists in LlamaIndex version 0.12.21, which stems from an XML entity extension vulnerability in the sitemap parser that could lead to a denial of service attack...
CVE-2025-3225: Improper Restriction of Recursive Entity References in DTDs
An XML Entity Expansion vulnerability, also known as a 'billion laughs' attack, exists in the sitemap parser of the run-llama/llamaindex repository, specifically affecting version v0.12.21. This vulnerability allows an attacker to supply a malicious Sitemap XML, leading to a Denial of Service DoS...
XML Entity Expansion vulnerability in Sitemap parser
Description There is an XML entity expansion billion laughs vulnerability in the sitemap parser. When accessing a malicious Sitemap XML, this results in a Denial of Service. Vulnerable class: import urllib.request import xml.etree.ElementTree as ET from typing import List from...
LangChain < 0.2.5 DoS
The version of LangChain installed on the remote host is prior to 0.2.5. It is, therefore, affected by a Denial-of-Service DoS vulnerability in the SitemapLoader class. The parsesitemap method, responsible for parsing sitemaps and extracting URLs, lacks a mechanism to prevent infinite recursion...