CVE-2026-28403

Textream is a free macOS teleprompter app. Prior to version 1.5.1, the DirectorServer WebSocket server ws://127.0.0.1: accepts connections from any origin without validating the HTTP Origin header during the WebSocket handshake. A malicious web page visited in the same browser session can silentl...

CVE-2026-28412 Textream Vulnerable to Uncontrolled Resource Consumption (Denial of Service)

Textream is a free macOS teleprompter app. Prior to version 1.5.1, the DirectorServer WebSocket server imposes no limit on concurrent connections. Combined with a broadcast timer that sends state to all connected clients every 100 ms, an attacker can exhaust CPU and memory by flooding the server...

CVE-2026-28412

CVE-2026-28412 affects Textream, a macOS teleprompter app. The DirectorServer WebSocket server allows unlimited concurrent connections, and when combined with a broadcast timer sending state to all clients every 100 ms, it can exhaust CPU and memory, freezing/crashing the application during live ...

EUVD-2026-9200

Textream is a free macOS teleprompter app. Prior to version 1.5.1, the DirectorServer WebSocket server ws://127.0.0.1: accepts connections from any origin without validating the HTTP Origin header during the WebSocket handshake. A malicious web page visited in the same browser session can silentl...

CVE-2026-28403 Textream Cross-Site WebSocket Hijacking (CSWSH) vulnerability

Textream is a free macOS teleprompter app. Prior to version 1.5.1, the DirectorServer WebSocket server ws://127.0.0.1: accepts connections from any origin without validating the HTTP Origin header during the WebSocket handshake. A malicious web page visited in the same browser session can silentl...

PT-2026-22625

Name of the Vulnerable Software and Affected Versions Textream versions prior to 1.5.1 Description The application is a macOS teleprompter. A Cross-Site WebSocket Hijacking CSWSH condition exists in the DirectorServer WebSocket server ws://127.0.0.1:. The server does not validate the HTTP Origin...