WordPress Core < 4.7.3 - Cross-Site Scripting via Media Metadata

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2017-6814
CVSS Medium (6.4)
Publicly Published March 6, 2017
Last Updated January 22, 2024
Researcher Chris Andrè Dale, Simon P. Briggs, Yorick Koster,
Description

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.

References

1 affected software package

Software Type Core
Software Slug wordpress (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 3.7
  • 3.7 - 3.7.18
  • 3.8 - 3.8.18
  • 3.9 - 3.9.16
  • 4.0 - 4.0.15
  • 4.1 - 4.1.15
  • 4.2 - 4.2.12
  • 4.3 - 4.3.8
  • 4.4 - 4.4.7
  • 4.5 - 4.5.6
  • 4.6 - 4.6.3
  • 4.7 - 4.7.2
Patched Version
  • 3.7.19
  • 3.8.19
  • 3.9.17
  • 4.0.16
  • 4.1.16
  • 4.2.13
  • 4.3.9
  • 4.4.8
  • 4.5.7
  • 4.6.4
  • 4.7.3
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