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

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

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

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1 affected software package

WordPress

Software Type Core
Patched? Yes
Remediation Update to one of the following versions, or a newer 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
Affected Versions
  • < 3.7
  • 4.3 - 4.3.8
  • 4.4 - 4.4.7
  • 4.5 - 4.5.6
Expand to see 8 more affected version ranges.
  • 4.6 - 4.6.3
  • 4.7 - 4.7.2
  • 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
Patched Versions
  • 3.7.19
  • 3.8.19
  • 3.9.17
  • 4.0.16
Expand to see 7 more patched versions.
  • 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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