CVE-2017-6814

In WordPress before 4.7.3, there is authenticated Cross-Site Scripting (XSS) via Media File Metadata. This is demonstrated by both (1) mishandling of the playlist shortcode in the wp_playlist_shortcode function in wp-includes/media.php and (2) mishandling of meta information in the renderTracks function in wp-includes/js/mediaelement/wp-playlist.js.

CVSS v3.0

5.4 MEDIUMCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS v2.0

3.5 LOWAV:N/AC:M/Au:S/C:N/I:P/A:N

EPSS

2.82% chance of exploitation in the next 30 days, 86th percentile

Nuclei

low

Published

2017-03-12

Updated

2024-08-05

Proof-of-concept exploits (2)

• http://openwall.com/lists/oss-security/2017/03/06/8
• https://sumofpwn.nl/advisory/2016/wordpress_audio_playlist_functionality_is_affected_by_c…

Nuclei templates (1)

• topscoder/nuclei-wordfence-cve/blob/main/nuclei-templates/2017/CVE-2017-6814-wordpress-40…

References

• CVE Record
• NVD entry

Related

• CVE-2017-6805
• CVE-2017-6815
• CVE-2017-6803
• CVE-2017-6816
• CVE-2017-6736
• CVE-2017-6817