CVE-2026-14933

Unblu Spark versions 7.0 through 7.57.7 and 8.0 through 8.39.2 (on-premises and cloud) are vulnerable to Cross-site Scripting (XSS) in the embedded co-browsing feature. An unauthenticated remote attacker in a visitor role can execute arbitrary JavaScript in an agent's browser by providing malicio...

CVE-2026-14933 Unblu Spark Cross-Site Scripting in Embedded Co-Browsing

Cross-site scripting in the embedded co-browsing feature in Unblu inc. Unblu Spark 7.0 through 7.57.7 and 8.0 through 8.39.2, on on-premises and cloud deployments, allows an unauthenticated remote attacker in the visitor role to execute arbitrary JavaScript in the browser of an agent taking part ...