XML External Entity injection in XML-LibXML - CVE-2015-3451
Published: November 27, 2025
Vulnerability identifier: #VU118803
CSH Severity: High
CVSS v4: 8.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2015-3451
CWE-ID: CWE-611
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to insufficient validation of user-supplied XML input. A remote attacker can pass a specially crafted XML code to the affected application and view contents of arbitrary files on the system or initiate requests to external systems.
Successful exploitation of the vulnerability may allow an attacker to view contents of arbitrary file on the server or perform network scanning of internal and external infrastructure.
Affected software
XML-LibXML
How to mitigate CVE-2015-3451
Install updates from vendor's website.
XML-LibXML - update to 2.0119
External References
- http://advisories.mageia.org/MGASA-2015-0199.html
- http://cpansearch.perl.org/src/SHLOMIF/XML-LibXML-2.0119/Changes
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157448.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157740.html
- http://lists.opensuse.org/opensuse-updates/2015-09/msg00006.html
- http://www.debian.org/security/2015/dsa-3243
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:231
- http://www.openwall.com/lists/oss-security/2015/04/25/2
- http://www.openwall.com/lists/oss-security/2015/04/30/1
- http://www.securityfocus.com/bid/74333
- http://www.ubuntu.com/usn/USN-2592-1
- https://bitbucket.org/shlomif/perl-xml-libxml/commits/5962fd067580767777e94640b129ae8930a68a30/raw/