CVE-2026-14266

7-Zip XZ Decompression Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. User interaction is required to exploit this vulnerability in that the target must visit a malicious page...

EUVD-2026-50420

7-Zip XZ Decompression Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. User interaction is required to exploit this vulnerability in that the target must visit a malicious page...

CVE-2026-14266

Summary: CVE-2026-14266 affects 7-Zip 26.01 and earlier in the multi-threaded XZ decoder path. A heap-based buffer overflow in MixCoder_Code() occurs when processing crafted XZ data, allowing potential remote code execution and denial of service. Root cause: missing boundary clamp on destLen2 in ...

CVE-2026-14266

7-Zip XZ Decompression Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. User interaction is required to exploit this vulnerability in that the target must visit a malicious page...

CVE-2026-14266 7-Zip XZ Decompression Heap-based Buffer Overflow Remote Code Execution Vulnerability

7-Zip XZ Decompression Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. User interaction is required to exploit this vulnerability in that the target must visit a malicious page...

CVE-2026-14266 7-Zip XZ Decompression Heap-based Buffer Overflow Remote Code Execution Vulnerability

7-Zip XZ Decompression Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. User interaction is required to exploit this vulnerability in that the target must visit a malicious page...

PT-2026-60346

Name of the Vulnerable Software and Affected Versions 7-Zip versions prior to 26.02 Description A heap-based buffer overflow exists in the XZ decoder component when processing specially crafted XZ chunked data. The issue occurs within the MixCoder Code function in the XzDec.c file, where the...

MiracleLinux 7 : libxml2-2.9.1-6.4.0.1.el7.AXS7 (AXSA:2020-016:01)

The remote MiracleLinux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2020-016:01 advisory. libxml2: Use after free triggered by XPointer paths beginning with range-to CVE-2016-5131 libxml2: Use after free in...

CVE-2020-22916

An issue discovered in XZ 5.2.5 allows attackers to cause a denial of service via decompression of a crafted file. NOTE: the vendor disputes the claims of "endless output" and "denial of service" because decompression of the 17,486 bytes always results in 114,881,179 bytes, which is often a...

NewStart CGSL CORE 5.04 / MAIN 5.04 : libxml2 Multiple Vulnerabilities (NS-SA-2020-0060)

The remote NewStart CGSL host, running version CORE 5.04 / MAIN 5.04, has libxml2 packages installed that are affected by multiple vulnerabilities: - Use-after-free vulnerability in libxml2 through 2.9.4, as used in Google Chrome before 52.0.2743.82, allows remote attackers to cause a denial of...

CentOS 7 : libxml2 (RHSA-2020:1190)

The remote CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:1190 advisory. - The xzdecomp function in xzlib.c in libxml2 2.9.1 does not properly detect compression errors, which allows context-dependent attackers to cause a...

Moderate: Red Hat Security Advisory: libxml2 security update

An update for libxml2 is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

libxml Denial of Service Vulnerability

libxml2 is the GNOME project team developed a C-based library for parsing XML documents, which supports multiple encoding formats, Xpath parsing, Well-formed and valid validation. A security vulnerability exists in the 'xzdecomp' function of the xzlib.c file in libxml2 version 2.9.8. A remote...

libxml2: DoS caused by incorrect error detection during XZ decompression

A denial of service flaw was found in libxml2. A remote attacker could provide a specially crafted XML or HTML file that, when processed by an application using libxml2, would cause that application to crash...