AlmaLinux 9.2 [TuxCare] Security Update: log4j / log4j-jcl / log4j-slf4j / log4j-web (ALMALINUX9.2:CLSA-2026:1780054786)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1780054786 advisory. - The Log4j1XmlLayout from the Apache Log4j 1-to-Log4j 2 bridge fails to escape characters forbidden by the XML 1.0 standard, producing...

AlmaLinux 9.6 [TuxCare] Security Update: log4j / log4j-jcl / log4j-slf4j / log4j-web (ALMALINUX9.6:CLSA-2026:1779124827)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1779124827 advisory. - The Log4j1XmlLayout from the Apache Log4j 1-to-Log4j 2 bridge fails to escape characters forbidden by the XML 1.0 standard, producing...

Rocky Linux 9.6 [TuxCare] Security Update: log4j / log4j-jcl / log4j-slf4j / log4j-web (ALMALINUX9.6:CLSA-2026:1779124827)

The Rocky Linux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1779124827 advisory. - The Log4j1XmlLayout from the Apache Log4j 1-to-Log4j 2 bridge fails to escape characters forbidden by the XML 1.0 standard, producing...

Rocky Linux 9.6 [TuxCare] Security Update: expat / expat-devel / expat-static (ALMALINUX9.6:CLSA-2026:1790177624)

The Rocky Linux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1790177624 advisory. - Expat before 2.8.5 fails to validate that a high surrogate in UTF-16 input is followed by a low surrogate, allowing malformed UTF-16...

PT-2026-97931

Mini-XML 4.0.5 contains a memory leak vulnerability in mxml load data during malformed XML parsing. Specially crafted XML input can cause text nodes allocated by mxmlNewText to become unlinked before a parse error transfers control to the cleanup path. These orphaned nodes are not released,...

CVE-2026-88385: Undefined Security Weakness

Mini-XML 4.0.5 contains a memory leak vulnerability in mxmlloaddata during malformed XML parsing. Specially crafted XML input can cause text nodes allocated by mxmlNewText to become unlinked before a parse error transfers control to the cleanup path. These orphaned nodes are not released, resulti...

CVE-2026-83609

A flaw was found in xmldom. The XML DOM Document Object Model parser incorrectly validates XML names, allowing embedded line terminators. This vulnerability enables an attacker to inject additional markup into XML documents during serialization, potentially leading to malformed XML output...

Security Bulletin: IBM Watson Discovery for IBM Cloud Pak for Data affected by vulnerability in log4j-core-2.25.2.jar

Summary IBM Watson Discovery for IBM Cloud Pak for Data affected by vulnerability in log4j-core-2.25.2.jar Vulnerability Details CVEID:CVE-2026-34479 DESCRIPTION: The Log4j1XmlLayout from the Apache Log4j 1-to-Log4j 2 bridge fails to escape characters forbidden by the XML 1.0 standard, producing...

Astra Linux – Vulnerability in Apache Log4j2

The Log4j1XmlLayout from the Apache Log4j 1-to-Log4j 2 bridge fails to escape characters prohibited by the XML 1.0 standard, resulting in malformed XML output. Compatible XML parsers are required to reject documents containing such characters with a fatal error, which may cause downstream log...

Astra Linux – Vulnerability in PHP 7.3

In PHP versions 7.3.x below 7.3.27, 7.4.x below 7.4.15, and 8.0.x below 8.0.2, when using the SOAP extension to connect to a SOAP server, a malicious SOAP server may return malformed XML data as a response. This could cause PHP to access a null pointer, resulting in a crash...

Security Bulletin: Due to use of log4j-core, IBM webMethods BPM is vulnerable to Improper Encoding or Escaping of Output

Summary IBM webMethods BPM is dependant on log4j-core which is affected by known vulnerability - CVE-2026-34479 Vulnerability Details CVEID:CVE-2026-34479 DESCRIPTION: The Log4j1XmlLayout from the Apache Log4j 1-to-Log4j 2 bridge fails to escape characters forbidden by the XML 1.0 standard,...

SUSE CVE-2026-81723

NLTK versions before 3.10.3 contain a quadratic CPU exhaustion vulnerability in XMLCorpusView.readxmlfragment that rescans accumulated XML fragments on every 1 KiB block read. Attackers can provide malformed XML corpus files to cause severe CPU consumption and denial of service through affected...

GHSA-VP2X-QP44-57V7 NLTK: Quadratic CPU Exhaustion in `XMLCorpusView._read_xml_fragment()`

Summary XMLCorpusView.readxmlfragment reads a corpus file in 1 KiB blocks, appending each block to a growing fragment string, then calls VALIDXMLRE.matchfragment on the full accumulated buffer every iteration. Because each iteration rescans the entire accumulated fragment, the total amount of wor...

CVE-2026-83614

A flaw was found in xmldom. Two independent quadratic paths in the XML DOM Document Object Model parser can lead to a denial of service DoS. A remote attacker could exploit this by providing specially crafted XML input, causing the parser to repeatedly rescan malformed tag names or reindex and...

CVE-2026-81723

NLTK versions before 3.10.3 contain a quadratic CPU exhaustion vulnerability in XMLCorpusView.readxmlfragment that rescans accumulated XML fragments on every 1 KiB block read. Attackers can provide malformed XML corpus files to cause severe CPU consumption and denial of service through affected...

CVE-2026-81723 NLTK before 3.10.3 Quadratic CPU Exhaustion via XMLCorpusView

NLTK versions before 3.10.3 contain a quadratic CPU exhaustion vulnerability in XMLCorpusView.readxmlfragment that rescans accumulated XML fragments on every 1 KiB block read. Attackers can provide malformed XML corpus files to cause severe CPU consumption and denial of service through affected...

CVE-2026-81723 NLTK before 3.10.3 Quadratic CPU Exhaustion via XMLCorpusView

NLTK versions before 3.10.3 contain a quadratic CPU exhaustion vulnerability in XMLCorpusView.readxmlfragment that rescans accumulated XML fragments on every 1 KiB block read. Attackers can provide malformed XML corpus files to cause severe CPU consumption and denial of service through affected...

CVE-2026-13401

A flaw was found in perl-XML-Bare. A remote attacker can exploit this vulnerability by providing specially crafted XML input with malformed attributes. This can cause the parsercparse function to enter an infinite loop, leading to a Denial of Service DoS condition where the application becomes...

EUVD-2026-60310

INDI Instrument Neutral Distributed Interface indiserver through 2.2.4.2, fixed in commit 96bbd7f, contains a stack buffer overflow vulnerability that allows unauthenticated remote attackers to crash the daemon by sending malformed XML with mismatched tags whose names exceed 1024 bytes. Attackers...

CVE-2026-71979 INDI indiserver 2.2.4.2 Stack Buffer Overflow via XML Tag Parsing

INDI Instrument Neutral Distributed Interface indiserver through 2.2.4.2, fixed in commit 96bbd7f, contains a stack buffer overflow vulnerability that allows unauthenticated remote attackers to crash the daemon by sending malformed XML with mismatched tags whose names exceed 1024 bytes. Attackers...