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Vulnerability record · CVE-2024-34392 · published 2 May 2024

CVE-2024-34392: Libxmljs project libxmljs type confusion vulnerability

LLibxmljs Project · Libxmljs

libxmljs is vulnerable to a type confusion vulnerability when parsing a specially crafted XML while invoking the namespaces() function (which invokes _wrap__xmlNode_nsDef_get()) on a grand-child of a node that refers to an entity. This vulnerability can lead to denial of service and remote code execution.

9.8 CVSS 3.1 Critical EPSS 1.1% · top 34.8% CWE-843 · Type confusion
9.8CVSS 3.1 base score
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

libxmljs is vulnerable to a type confusion vulnerability when parsing a specially crafted XML while invoking the namespaces() function (which invokes _wrap__xmlNode_nsDef_get()) on a grand-child of a node that refers to an entity. This vulnerability can lead to denial of service and remote code execution.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/libxmljs/libxmljs/issues/646 ExploitIssue Tracking
https://research.jfrog.com/vulnerabilities/libxmljs-namespaces-type-confusion-rce-jfsa-2024-001034096/ ExploitThird Party Advisory
https://github.com/libxmljs/libxmljs/issues/646 ExploitIssue Tracking
https://research.jfrog.com/vulnerabilities/libxmljs-namespaces-type-confusion-rce-jfsa-2024-001034096/ ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2024-34391Libxmljs project libxmljs type confusion vulnerabilitylibxmljs is vulnerable to a type confusion vulnerability when parsing a specially crafted XML while invoking a function on the result of attrs() that…EPSS 1.1%7.5CVE-2025-25341Libxmljs project libxmljs uncontrolled resource consumption vulnerabilityA vulnerability exists in the libxmljs 1.0.11 when parsing a specially crafted XML document. Accessing the internal _ref property on entity_ref and e…EPSS 0.42%7.5CVE-2022-21144Libxmljs project libxmljs improper input validation vulnerabilityThis affects all versions of package libxmljs. When invoking the libxmljs.parseXml function with a non-buffer argument the V8 code will attempt invok…EPSS 1.9%8.8CVE-2026-85046Google Chrome V8 type confusion enables sandboxed remote code executionChrome's V8 JavaScript engine contains a type confusion flaw (CWE-843) fixed in version 152.0.7977.82. A crafted HTML page can trigger the confusion …KEVEPSS 49%analysed7.8CVE-2026-21519Windows Desktop Window Manager type confusion privilege escalationThe Windows Desktop Window Manager (DWM) mishandles a resource using an incompatible type, a type confusion (CWE-843). A local attacker who already h…KEVEPSS 2.5%analysed8.8CVE-2025-13223Google Chrome V8 type confusion allows heap corruptionGoogle Chrome before 142.0.7444.175 contains a type confusion flaw in the V8 JavaScript engine. A crafted HTML page can trigger the confusion and pot…KEVEPSS 5.0%analysed9.8CVE-2025-10585Google Chrome V8 type confusion enables heap corruptionChrome's V8 JavaScript engine contains a type confusion flaw (CWE-843) that can lead to heap corruption when processing a crafted HTML page. It affec…KEVEPSS 5.4%analysed8.1CVE-2025-6554Google Chrome V8 type confusion enables arbitrary read/writeChrome before 138.0.7204.96 contains a type confusion flaw in the V8 JavaScript engine. A crafted HTML page can trigger the bug, letting an attacker …KEVEPSS 13%analysed

Source: NIST National Vulnerability Database (record CVE-2024-34392), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.