EUVD-2026-65615

The Kaltura HTML5 player mwEmbed / html5lib contains a local file disclosure vulnerability due to improper validation of the ServiceUrl parameter in mwEmbedLoader.php. This parameter is used as the base URL for a backend request and accepts non‑HTTP schemes such as file://. When an exception or...

CVE-2026-19912

The Kaltura HTML5 player (mwEmbed / html5lib) is affected by an unauthenticated remote code execution vulnerability rooted in two compounding flaws: unsafe deserialization of a user-controlled ServiceUrl response via unserialize() in mwEmbedLoader.php, and unsanitized filesystem path construction...

EUVD-2026-65614

The Kaltura HTML5 player mwEmbed / html5lib contains an unauthenticated remote code execution vulnerability caused by unsafe data deserialization and unsanitized filesystem path construction. mwEmbedLoader.php accepts a user‑controlled ServiceUrl, whose response is passed to unserialize, and the...