CVE-2016-4567
Fixed upstream EPSS 7%
Cross-site scripting (XSS) vulnerability in flash/FlashMediaElement.as in MediaElement.js before 2.21.0, as used in WordPress before 4.5.2, allows remote attackers to inject arbitrary web script or HTML via an obfuscated form of the jsinitfunction parameter, as demonstrated by "jsinitfunctio%gn."
Products: mediaelementjs mediaelement.js, wordpress
Fixed upstream
| Ecosystem | Package | Fixed in |
|---|---|---|
| Packagist | contao-components/mediaelement | 2.21.1 |
| Packagist | contao/core | 3.5.15 |
| npm | mediaelement | 2.11.1 |
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian 12 | mediaelement | no fix |
| Debian 13 | mediaelement | no fix |
| Debian 14 | mediaelement | no fix |
| Ubuntu 16.04 LTS | mediaelement | no fix |
| Ubuntu 18.04 LTS | mediaelement | no fix |
| Ubuntu 20.04 LTS | mediaelement | no fix |
| Ubuntu 22.04 LTS | mediaelement | no fix |
| Ubuntu 24.04 LTS | mediaelement | no fix |
| Ubuntu 25.10 | mediaelement | no fix |
| Ubuntu 26.04 LTS | mediaelement | no fix |
| Ubuntu 26.10 | mediaelement | no fix |