GHSA-C2F4-JGMC-Q2R5 REXML has DoS condition when parsing malformed XML file

Impact The REXML gems from 3.3.3 to 3.4.1 have a DoS vulnerability when parsing XML containing multiple XML declarations. If you need to parse untrusted XMLs, you may be impacted to these vulnerabilities. Patches REXML gems 3.4.2 or later include the patches to fix these vulnerabilities...

AZL-67614 CVE-2025-58767 affecting package rubygem-rexml for versions less than 3.3.9-2

REXML is an XML toolkit for Ruby. The REXML gems from 3.3.3 to 3.4.1 has a DoS vulnerability when parsing XML containing multiple XML declarations. If you need to parse untrusted XMLs, you may be impacted to these vulnerabilities. The REXML gem 3.4.2 or later include the patches to fix these...

CLSA-2025-1758022908 ruby: Fix of 2 CVEs

CVE-2024-39908: fix performance issue caused by using repeated characters to avoid DoS vulnerabilities when it parses an XML - CVE-2024-43398: improve namespace conflicted attribute check to avoid DoS vulnerability when it parses an XML...

CVE-2025-24404

Apache HertzBeat (incubating) before 1.7.0 is affected by an XML Injection RCE vulnerability that occurs when an authenticated attacker adds a monitor that parses an XML sitemap response and returns specially crafted content. The issue can lead to remote code execution and impacts confidentiality...

ROS-20250908-01

A vulnerability in the Expat XML parsing library is related to incorrect restriction of XML references to external objects. Exploitation of the vulnerability could allow a remote attacker to gain access to sensitive data, compromise its integrity, and cause a denial of service. sensitive data,...

defusedxml

This is a Python library called defusedxml, which is designed to prevent XML bomb denial of service DoS vulnerabilities. The library provides a facade for the standard library's xml.etree.ElementTree module, which is vulnerable to XML bombs. The defusedxml library defuses XML bombs by preventing...

Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.04 : Ruby vulnerabilities (USN-7734-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.04 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-7734-1 advisory. It was discovered that Ruby incorrectly handled certain IO stream methods. A remote attacker could use this...

rexml: REXML ReDoS vulnerability

A flaw was found in the ReXML XML toolkit for Ruby. Parsing XML data containing a large number of digits between & and x...; in a hex numeric character reference &x...; can trigger a regular expression denial of service ReDoS condition, leading to a denial of service...

Langchain Community Vulnerable to XML External Entity (XXE) Attacks

The langchain-ai/langchain project, specifically the EverNoteLoader component, is vulnerable to XML External Entity XXE attacks due to insecure XML parsing. The vulnerability arises from the use of etree.iterparse without disabling external entity references, which can lead to sensitive informati...

GHSA-PC6W-59FV-RH23 Langchain Community Vulnerable to XML External Entity (XXE) Attacks

The langchain-ai/langchain project, specifically the EverNoteLoader component, is vulnerable to XML External Entity XXE attacks due to insecure XML parsing. The vulnerability arises from the use of etree.iterparse without disabling external entity references, which can lead to sensitive informati...

CVE-2025-6984 Sensitive Information Disclosure Due to Insecure XML Parsing in langchain-ai/langchain

The langchain-ai/langchain project, specifically the EverNoteLoader component, is vulnerable to XML External Entity XXE attacks due to insecure XML parsing. The affected version is 0.3.63. The vulnerability arises from the use of etree.iterparse without disabling external entity references, which...

USN-7648-3: PHP regression

USN-7648-2 fixed vulnerabilities in PHP. The patch for CVE-2025-1735 caused a regression in php7.0, php7.2 and php7.4. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that PHP incorrectly handled certain hostnames containing null...

LangChain 信息泄露漏洞

LangChain is a LangChain open source framework for developing applications powered by the Large Language Model LLM. An information disclosure vulnerability exists in LangChain version 0.3.63, which stems from insecure XML parsing and could lead to the disclosure of sensitive information...

USN-7734-1 ruby2.5, ruby2.7, ruby3.0, ruby3.2, ruby3.3 vulnerabilities

It was discovered that Ruby incorrectly handled certain IO stream methods. A remote attacker could use this issue to cause Ruby to crash, resulting in a denial of service, or possibly obtain sensitive information. This issue only affected Ubuntu 18.04 LTS. CVE-2024-27280 It was discovered that th...

USN-7648-2 php7.0, php7.2, php7.4 vulnerabilities

USN-7648-1 fixed several vulnerabilities in PHP. This update provides the corresponding updates for Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. Original advisory details: It was discovered that PHP incorrectly handled certain hostnames containing null characters. A remote attacker...

Medium: mod_security

Issue Overview: ModSecurity is an open source, cross platform web application firewall WAF engine for Apache, IIS and Nginx. In versions 2.9.8 to before 2.9.11, an empty XML tag can cause a segmentation fault. If SecParseXmlIntoArgs is set to On or OnlyArgs, and the request type is application/xm...

Medium: mod_security

Issue Overview: ModSecurity is an open source, cross platform web application firewall WAF engine for Apache, IIS and Nginx. In versions 2.9.8 to before 2.9.11, an empty XML tag can cause a segmentation fault. If SecParseXmlIntoArgs is set to On or OnlyArgs, and the request type is application/xm...

Linux Distros Unpatched Vulnerability : CVE-2025-6491

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In PHP versions:8.1. before 8.1.33, 8.2. before 8.2.29, 8.3. before 8.3.23, 8.4. before 8.4.10 when parsing XML data in SOAP extensions, overly large 2Gb XML...

libxml2 安全漏洞

libxml2 is a GNOME open source library for parsing XML documents. It is written in C and can be called by many languages, such as C, C++, and XSH. A security vulnerability exists in libxml2 version 2.14.5 and earlier, which stems from an uncontrolled recursion problem...

rexml: REXML ReDoS vulnerability

A flaw was found in the ReXML XML toolkit for Ruby. Parsing XML data containing a large number of digits between & and x...; in a hex numeric character reference &x...; can trigger a regular expression denial of service ReDoS condition, leading to a denial of service...