CVE-2017-6819

Severity: medium (CVSS 6.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2017-03-12 · updated 2026-06-17
Weakness: CWE-352

Description

In WordPress before 4.7.3, there is cross-site request forgery (CSRF) in Press This (wp-admin/includes/class-wp-press-this.php), leading to excessive use of server resources. The CSRF can trigger an outbound HTTP request for a large file that is then parsed by Press This.

Affected products

WordPress: through 4.7.2

References

http://openwall.com/lists/oss-security/2017/03/06/7
http://www.securityfocus.com/bid/96602
http://www.securitytracker.com/id/1037959
https://codex.wordpress.org/Version_4.7.3
https://github.com/WordPress/WordPress/commit/263831a72d08556bc2f3a328673d95301a152829
https://sumofpwn.nl/advisory/2016/cross_site_request_forgery_in_wordpress_press_this_function_allows_dos.html
https://wordpress.org/news/2017/03/wordpress-4-7-3-security-and-maintenance-release/
https://wpvulndb.com/vulnerabilities/8770
http://openwall.com/lists/oss-security/2017/03/06/7
http://www.securityfocus.com/bid/96602
http://www.securitytracker.com/id/1037959
https://codex.wordpress.org/Version_4.7.3

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