Is CVE-2013-4113 being actively exploited?

CVE-2013-4113 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2013-4113?

CVE-2013-4113 has a CVSS 2.0 base score of 6.8 (MEDIUM).

CVE-2013-4113

MEDIUM · CVSS 6.8EPSS 5.2%EU EUVD

ext/xml/xml.c in PHP before 5.3.27 does not properly consider parsing depth, which allows remote attackers to cause a denial of service (heap memory corruption) or possibly have unspecified other impact via a crafted document that is processed by the xml_parse_into_struct function.

Key facts

CVSS score: 6.8 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness (CWE): CWE-787
EPSS score: 5.2% (93th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2013-4042)
Published: July 13, 2013
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-4042 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

php / php

References

http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=7d163e8a0880ae8af2dd869071393e5dc07ef271
http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00034.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2013-08/msg00006.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2013-08/msg00007.html(Mailing List, Third Party Advisory)
http://php.net/ChangeLog-5.php(Vendor Advisory)
http://php.net/archive/2013.php#id2013-07-11-1(Vendor Advisory)
http://rhn.redhat.com/errata/RHSA-2013-1049.html(Third Party Advisory)
http://rhn.redhat.com/errata/RHSA-2013-1050.html(Third Party Advisory)
http://rhn.redhat.com/errata/RHSA-2013-1061.html(Third Party Advisory)
http://rhn.redhat.com/errata/RHSA-2013-1062.html(Third Party Advisory)
http://rhn.redhat.com/errata/RHSA-2013-1063.html(Third Party Advisory)
http://secunia.com/advisories/54071(Third Party Advisory)
http://secunia.com/advisories/54104(Third Party Advisory)
http://secunia.com/advisories/54163(Third Party Advisory)
http://secunia.com/advisories/54165(Third Party Advisory)
http://support.apple.com/kb/HT6150(Third Party Advisory)
http://www.debian.org/security/2013/dsa-2723(Third Party Advisory)
http://www.ubuntu.com/usn/USN-1905-1(Third Party Advisory)
https://bugs.php.net/bug.php?id=65236(Vendor Advisory)
https://bugzilla.redhat.com/show_bug.cgi?id=983689(Issue Tracking)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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