CVE-2026-40023

Apache Log4cxx's XMLLayout https://logging.apache.org/log4cxx/1.7.0/classlog4cxx11xml11XMLLayout.html , in versions before 1.7.0, fails to sanitize characters forbidden by the XML 1.0 specification https://www.w3.org/TR/xml/charsets in log messages, NDC, and MDC property keys and values, producin...

UBUNTU-CVE-2026-40023

Apache Log4cxx's XMLLayout https://logging.apache.org/log4cxx/1.7.0/classlog4cxx11xml11XMLLayout.html , in versions before 1.7.0, fails to sanitize characters forbidden by the XML 1.0 specification https://www.w3.org/TR/xml/charsets in log messages, NDC, and MDC property keys and values, producin...

CVE-2026-40023 Apache Log4cxx, Apache Log4cxx (Conan), Apache Log4cxx (Brew): Silent log event loss in XMLLayout due to unescaped XML 1.0 forbidden characters

Apache Log4cxx's XMLLayout https://logging.apache.org/log4cxx/1.7.0/classlog4cxx11xml11XMLLayout.html , in versions before 1.7.0, fails to sanitize characters forbidden by the XML 1.0 specification https://www.w3.org/TR/xml/charsets in log messages, NDC, and MDC property keys and values, producin...

CVE-2026-40021 Apache Log4net: Silent log event loss in XmlLayout and XmlLayoutSchemaLog4J due to unescaped XML 1.0 forbidden characters

Apache Log4net's XmlLayout https://logging.apache.org/log4net/manual/configuration/layouts.htmllayout-list and XmlLayoutSchemaLog4J https://logging.apache.org/log4net/manual/configuration/layouts.htmllayout-list , in versions before 3.3.0, fail to sanitize characters forbidden by the XML 1.0...

CVE-2026-34481

Apache Log4j's JsonTemplateLayout https://logging.apache.org/log4j/2.x/manual/json-template-layout.html , in versions up to and including 2.25.3, produces invalid JSON output when log events contain non-finite floating-point values NaN, Infinity, or -Infinity, which are prohibited by RFC 8259. Th...

Security Bulletin: Vulnerabilities in hoek, Bouncy Castle Inc, Spring Framework, golang, Apache Commons, semver and Google Guava might affect IBM Storage Defender Copy Data Management

Summary IBM Storage Defender Copy Data Management can be affected by vulnerabilities in hoek, Bouncy Castle Inc, Spring Framework, golang, Apache Commons, semver and Google Guava. Vulnerabilities include allowing a malicious user to modify the prototype of "Object" via proto, causing the addition...

Security Bulletin: Vulnerabilities in Apache Tomcat and hoek might affect IBM Storage Defender Copy Data Management

Summary IBM Storage Defender Copy Data Management can be affected by vulnerabilities in Apache Tomcat and hoek. Vulnerabilities include Relative Path Traversal vulnerability in Apache Tomcat, Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in Apache Tomcat, Improper...

DEBIAN-CVE-2026-39304

Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ. ActiveMQ NIO SSL transports do not correctly handle TLSv1.3 handshake KeyUpdates triggered by clients. This makes it possible for a client to rapidly trigger updates which causes...

CVE-2026-34500

A flaw was found in Apache Tomcat where OCSP-based certificate validation may incorrectly soft-fail during CLIENTCERT authentication, even when soft-fail is disabled, under certain FFM-related execution paths. This can result in client certificates being accepted despite failed or unverifiable...

CVE-2026-29129

A flaw was found in Apache Tomcat. This vulnerability occurs when the configured cipher preference order is not preserved. This could allow an attacker to bypass intended security configurations, potentially leading to a weakened security posture or information disclosure. Mitigation Configure...

CVE-2026-24880

A flaw was found in Apache Tomcat. A remote attacker could exploit an inconsistent interpretation of HTTP requests, known as HTTP Request/Response Smuggling, by sending a specially crafted request with an invalid chunk extension. This vulnerability allows an attacker to manipulate the way HTTP...

CVE-2026-32990

A flaw was found in Apache Tomcat. This improper input validation vulnerability stems from an incomplete fix for a previous security issue CVE-2025-66614. This flaw may allow an attacker to bypass security controls or cause unexpected behavior within the application. Mitigation Mitigation for thi...

GHSA-2M67-WJPJ-XHG9 vulnerabilities

Vulnerabilities for packages: apache-nifi-registry, trino, keycloak-config-cli, logstash-fips, apache-nifi, flyway-fips, jenkins, sonarqube, apicurio-registry, flyway, logstash, camunda-zeebe, camunda...

CLEANSTART-2026-YM06751 In libexpat before 2

Multiple security vulnerabilities affect the apache-zookeeper package. In libexpat before 2. See references for individual vulnerability details...

CLEANSTART-2026-IN87004 In libexpat before 2

Multiple security vulnerabilities affect the apache-zookeeper package. In libexpat before 2. See references for individual vulnerability details...

CLEANSTART-2026-AG20129 Security fixes for ghsa-72hv-8253-57qq applied in versions: 3.8.6-r0

Security vulnerability affects the apache-zookeeper package. This issue is resolved in later releases. See references for vulnerability details...

CLEANSTART-2026-ZF39097 Security fixes for ghsa-72hv-8253-57qq, ghsa-qqpg-mvqg-649v applied in versions: 3.9.4-r0, 3.9.4-r6

Multiple security vulnerabilities affect the apache-zookeeper package. These issues are resolved in later releases. See references for individual vulnerability details...

CLEANSTART-2026-XT08361 Security fixes for ghsa-72hv-8253-57qq applied in versions: 3.6.4-r4

Security vulnerability affects the apache-zookeeper package. This issue is resolved in later releases. See references for vulnerability details...

Apache Log4cxx 安全漏洞

Apache Log4cxx is a C++ logging framework developed by the Apache Foundation, based on the Apache log4j framework. Versions of Apache Log4cxx prior to 1.7.0 contained security vulnerabilities. These vulnerabilities stemmed from XMLLayout not clearing characters prohibited by the XML 1.0...

Linux Distros Unpatched Vulnerability : CVE-2026-34500

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - CLIENTCERT authentication does not fail as expected for some scenarios when soft fail is disabled and FFM is used in Apache Tomcat. This issue affects Apache...