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libxml2 — Vulnerabilities & Security Advisories 20

All 20 CVE vulnerabilities found in libxml2, with AI-generated Chinese analysis, references, and POCs.

This page aggregates common weakness catalog data for the libxml2 library, focusing on its specific vulnerability landscape. It collects a wide range of security issues, including buffer overflows, use-after-free errors, integer overflows, and NULL pointer dereferences that affect the robustness and safety of this widely used XML parsing tool. The data covers historical records and recent updates, ensuring a comprehensive timeline of security events associated with the product. Here, you can track vendor advisories issued by various maintainers and distributions regarding libxml2, allowing you to stay informed about patch releases and remediation steps. Additionally, this resource helps you understand the nature of specific weakness classes within the context of XML processing, highlighting how common coding errors manifest in this specific environment. You can also look up the product’s vulnerability history to analyze trends, assess risk exposure over time, and identify recurring patterns in the types of flaws discovered. This information supports security professionals, developers, and researchers in evaluating the current security posture of libxml2 installations, prioritizing patches based on severity and relevance, and enhancing their overall defensive strategies against potential exploits. By centralizing this data, the page serves as a reference point for understanding the evolution of security issues in libxml2 and facilitates informed decision-making regarding updates and mitigation measures.

Vendor: n/a

CVE ID Title CVSS Severity Published
CVE-2026-11979 Stack-Based Buffer Overflow in libxml2 CWE-121 - - 2026-06-29
CVE-2026-6653 libxml2: Use after free in xmlParseInternalSubset via improper entity resolution handling CWE-416 - - 2026-06-22
CVE-2025-9714 Stack overflow in libxml2 CWE-674 6.2 Medium 2025-09-10
CVE-2025-8732 libxml2 xmlcatalog xmlParseSGMLCatalog recursion CWE-674 3.3 Low 2025-08-08
CVE-2025-7425 Libxslt: libxml2: heap use-after-free in libxslt caused by atype corruption in xmlattrptr CWE-416 7.8 High 2025-07-10
CVE-2025-49795 Libxml: null pointer dereference leads to denial of service (dos) CWE-825 7.5 High 2025-06-16
CVE-2025-32415 libxml2 安全漏洞 CWE-1284 2.9 Low 2025-04-17
CVE-2025-32414 libxml2 安全漏洞 CWE-393 5.6 Medium 2025-04-08
CVE-2025-27113 libxml2 安全漏洞 CWE-476 2.9 Low 2025-02-18
CVE-2025-24928 libxml2 安全漏洞 CWE-121 7.8 High 2025-02-18
CVE-2024-56171 libxml2 安全漏洞 CWE-416 7.8 High 2025-02-18
CVE-2022-49043 libxml2 安全漏洞 CWE-416 8.1 High 2025-01-26
CVE-2024-40896 libxml2 安全漏洞 CWE-611 7.5AI High AI 2024-12-23
CVE-2016-3709 libxml2 跨站脚本漏洞 CWE-79 6.1 - 2022-07-28
CVE-2021-3541 libxml2 输入验证错误漏洞 7.5 - 2021-07-09
CVE-2021-3516 libxml2 资源管理错误漏洞 CWE-416 7.8 - 2021-06-01
CVE-2021-3517 libxml2 缓冲区错误漏洞 CWE-787 8.6 - 2021-05-19
CVE-2021-3518 libxml2 资源管理错误漏洞 CWE-416 8.8 - 2021-05-18
CVE-2021-3537 libxml2 代码问题漏洞 CWE-476 5.9 - 2021-05-14
CVE-2016-9597 Libxml2 缓冲区错误漏洞 CWE-674 7.5 - 2018-07-30

All 20 known CVE vulnerabilities affecting libxml2 with full Chinese analysis, references, and POCs where available.