Unpatched Kaltura mwEmbed Flaws Could Let Remote Attackers Read Files and Run Code
The CERT Coordination Center (CERT/CC) has disclosed two unpatched vulnerabilities in Kaltura's HTML5 video player library that allow a remote, unauthenticated attacker to read arbitrary files from a server and execute code on it. The flaws, tracked as CVE-2026-19913 and CVE-2026-19912, both stem from the same unsafe deserialization in the mwEmbedLoader.php endpoint of the mwEmbed player
We haven't written up this one. The Hacker News has the full story — the link below goes straight to it.
