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."
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| mediaelement(npm) | 0 | 2.11.1 | N/A |
| contao-components/mediaelement(Packagist) | 2.14.2 | 2.21.1 | N/A |
| contao/core(Packagist) | 3.0.0 | 3.5.15 | N/A |
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