libxmljs namespaces type confusion RCE
Priority HIGH 82CWE-843Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-843 and the CVSS impact.
Summary
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.01136 66th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | libxmljs | up to 1.0.11 | — | No fix listed | CNA |
| — | libxmljs (npm) | up to 1.0.11 | — | No fix listed | GHSA-mg49-jqgw-gcj6 |
- libxmljs Vendor— Affected up to 1.0.11 Fixed in — No fix listed CNA
- libxmljs (npm) Vendor— Affected up to 1.0.11 Fixed in — No fix listed GHSA-mg49-jqgw-gcj6
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:libxmljs_project:libxmljs:*:*:*:*:*:node.js:*:* | before 1.0.11 | Vulnerable | Libxmljs Project |
- cpe:2.3:a:libxmljs_project:libxmljs:*:*:*:*:*:node.js:*:* Versions before 1.0.11 Vulnerable ·Libxmljs Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-34392
- 2026-10-03 Alias added: GHSA-mg49-jqgw-gcj6
References
Exploit 2
More Libxmljs Project Libxmljs vulnerabilities
- TI-2024-22731 libxmljs attrs type confusion RCE CVSS 3.1CRITICAL 9.8
- TI-2025-18970 A vulnerability exists in the libxmljs 1.0.11 when parsing a specially crafted XML… CVSS 3.1HIGH 7.5
- TI-2022-05547 Denial of service (DoS) in libxmljs CVSS 3.1HIGH 7.5
Sources
- CVE-2024-34392 · CVE Program
- CVE-2024-34392 · NVD
- FIRST EPSS
- GHSA-mg49-jqgw-gcj6 · GitHub Advisory Database · CC BY 4.0
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