Unscored severity · published Sep 12, 2013
CVE-2013-4338
wp-includes/functions.php in WordPress before 3.6.1 does not properly determine whether data has been serialized, which allows remote attackers to execute arbitrary code by…
–
CVSS
8.7%
EPSS
No
On KEV
Description
wp-includes/functions.php in WordPress before 3.6.1 does not properly determine whether data has been serialized, which allows remote attackers to execute arbitrary code by triggering erroneous PHP unserialize operations.
Exploitation
Is it being used?
Exploit prediction (EPSS)8.7% · higher than 95% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WO
WordPress · WordPress
through 3.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2013-4338
CVE.org
https://www.cve.org/CVERecord?id=CVE-2013-4338
Vendor Advisory
http://codex.wordpress.org/Version_3.6.1
Exploit
http://core.trac.wordpress.org/changeset/25325
lists.fedoraproject.org
http://lists.fedoraproject.org/pipermail/package-announce/2013-September/116828.html
lists.fedoraproject.org
http://lists.fedoraproject.org/pipermail/package-announce/2013-September/116832.html
lists.fedoraproject.org
http://lists.fedoraproject.org/pipermail/package-announce/2013-September/117118.html
Patch
http://wordpress.org/news/2013/09/wordpress-3-6-1/
More from WordPress
9.8
CVE-2026-63030
WordPress < 7.0.2 - REST API batch-route confusion and SQL injection issue leading to Remote Code Execution
9.8
CVE-2020-25213
WordPress File Manager Plugin Remote Code Execution Vulnerability
9.8
CVE-2016-10033
The mailSend function in the isMail transport in PHPMailer before 5.2.18 might allow remote attackers to pass extra parameters to the mail command and consequently execute…
8.1
CVE-2026-87902
WordPress Core Remote File Inclusion Vulnerability
7.5
CVE-2020-11738
WordPress Snap Creek Duplicator Plugin File Download Vulnerability