CVE-2016-10148

Severity: medium (CVSS 4.3 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-01-18 · updated 2026-06-17
Weakness: CWE-254

Description

The wp_ajax_update_plugin function in wp-admin/includes/ajax-actions.php in WordPress before 4.6 makes a get_plugin_data call before checking the update_plugins capability, which allows remote authenticated users to bypass intended read-access restrictions via the plugin parameter to wp-admin/admin-ajax.php, a related issue to CVE-2016-6896.

Affected products

WordPress: through 4.5.5

References

http://www.openwall.com/lists/oss-security/2016/08/20/1
http://www.securityfocus.com/bid/96847
https://core.trac.wordpress.org/changeset/38168
https://core.trac.wordpress.org/ticket/37490
https://sumofpwn.nl/advisory/2016/path_traversal_vulnerability_in_wordpress_core_ajax_handlers.html
http://www.openwall.com/lists/oss-security/2016/08/20/1
http://www.securityfocus.com/bid/96847
https://core.trac.wordpress.org/changeset/38168
https://core.trac.wordpress.org/ticket/37490
https://sumofpwn.nl/advisory/2016/path_traversal_vulnerability_in_wordpress_core_ajax_handlers.html

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