CVE-2025-7424: libxslt (CVSS 7.5)

Description

A flaw was found in the libxslt library. The same memory field, psvi, is used for both stylesheet and input data, which can lead to type confusion during XML transformations. This vulnerability allows an attacker to crash the application or corrupt memory. In some cases, it may lead to denial of service or unexpected behavior.

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CVSS v3.1 Score

7.5

HIGH

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

Weakness Type (CWE)

CWE-843 CWE-843

Affected Products

Vendor	Product	Versions
xmlsoft	libxslt	All
redhat	openshift_container_platform	All
redhat	enterprise_linux	All
redhat	enterprise_linux	All
redhat	enterprise_linux	All
redhat	enterprise_linux	All
redhat	enterprise_linux	All

References

Other References

https://access.redhat.com/errata/RHBA-2025:12345 https://access.redhat.com/errata/RHSA-2026:11015 https://access.redhat.com/security/cve/CVE-2025-7424 https://bugzilla.redhat.com/show_bug.cgi?id=2379228 https://gitlab.gnome.org/GNOME/libxslt/-/issues/139 http://seclists.org/fulldisclosure/2025/Aug/0 http://seclists.org/fulldisclosure/2025/Jul/30 http://seclists.org/fulldisclosure/2025/Jul/32 http://seclists.org/fulldisclosure/2025/Jul/33 http://seclists.org/fulldisclosure/2025/Jul/35

Frequently Asked Questions

What is CVE-2025-7424? +

A flaw was found in the libxslt library. The same memory field, psvi, is used for both stylesheet and input data, which can lead to type confusion during XML transformations. This vulnerability allows an attacker to crash the application or corrupt memory. In some cases, it may lead to denial of service or unexpected behavior. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2025-7424? +

CVE-2025-7424 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-7424? +

CVE-2025-7424 affects products from redhat, xmlsoft, specifically: enterprise_linux, libxslt, openshift_container_platform. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-7424? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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