CVE-2024-40896
Libxml2 XXE Information Disclosure
Description
In libxml2 2.11 before 2.11.9, 2.12 before 2.12.9, and 2.13 before 2.13.3, the SAX parser can produce events for external entities even if custom SAX handlers try to override entity content (by setting "checked"). This makes classic XXE attacks possible.
INFO
Published Date :
Dec. 23, 2024, 5:15 p.m.
Last Modified :
Nov. 25, 2025, 1:32 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2024-40896
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | CRITICAL | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Update the affected libxml2 packages.
- Apply the appropriate patch.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2024-40896.
| URL | Resource |
|---|---|
| https://gitlab.gnome.org/GNOME/libxml2/-/commit/1a8932303969907f6572b1b6aac4081c56adb5c6 | Issue Tracking |
| https://gitlab.gnome.org/GNOME/libxml2/-/issues/761 | Issue Tracking |
| https://security.netapp.com/advisory/ntap-20250228-0004/ | Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2024-40896 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2024-40896
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2024-40896 vulnerability anywhere in the article.
-
Daily CyberSecurity
CVE-2025-2905 (CVSS 9.1): Critical XXE Vulnerability Found in WSO2 API Manager
A critical security vulnerability has been identified in WSO2 API Manager 2.0.0 and earlier, posing a significant risk to affected deployments. The vulnerability, tracked as CVE-2025-2905 (CVSS 9.1), ... Read more
-
Cybersecurity News
CVE-2024-56171 & CVE-2025-24928: Libxml2 Flaws Could Lead to Code Execution
Libxml2,a widely used XML parsing library developed for the GNOME project but also utilized across various platforms, including Linux, Windows, macOS, and Unix-based systems, has been found to contain ... Read more
-
Cybersecurity News
CVE-2024-40896 (CVSS 9.1): Critical XXE Vulnerability Discovered in libxml2
A newly discovered flaw in libxml2, a widely-used XML parsing library, could allow attackers to compromise systems and steal sensitive data.libxml2 is a robust XML parsing library written in C. Its ve ... Read more
The following table lists the changes that have been made to the
CVE-2024-40896 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Nov. 25, 2025
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:* versions from (including) 2.11.0 up to (excluding) 2.11.9 *cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:* versions from (including) 2.12.0 up to (excluding) 2.12.9 *cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:* versions from (including) 2.13.0 up to (excluding) 2.13.3 Added CPE Configuration AND OR *cpe:2.3:o:netapp:hci_compute_node:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:a:netapp:solidfire_&_hci_management_node:-:*:*:*:*:*:*:* *cpe:2.3:a:netapp:solidfire_&_hci_storage_node:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:* Added Reference Type MITRE: https://gitlab.gnome.org/GNOME/libxml2/-/commit/1a8932303969907f6572b1b6aac4081c56adb5c6 Types: Issue Tracking Added Reference Type MITRE: https://gitlab.gnome.org/GNOME/libxml2/-/issues/761 Types: Issue Tracking Added Reference Type CVE: https://security.netapp.com/advisory/ntap-20250228-0004/ Types: Third Party Advisory -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Feb. 28, 2025
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20250228-0004/ -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Dec. 24, 2024
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H -
CVE Modified by [email protected]
Dec. 23, 2024
Action Type Old Value New Value Added CWE CWE-611 -
New CVE Received by [email protected]
Dec. 23, 2024
Action Type Old Value New Value Added Description In libxml2 2.11 before 2.11.9, 2.12 before 2.12.9, and 2.13 before 2.13.3, the SAX parser can produce events for external entities even if custom SAX handlers try to override entity content (by setting "checked"). This makes classic XXE attacks possible. Added Reference https://gitlab.gnome.org/GNOME/libxml2/-/commit/1a8932303969907f6572b1b6aac4081c56adb5c6 Added Reference https://gitlab.gnome.org/GNOME/libxml2/-/issues/761