CVE-2022-24887: Nextcloud Talk

Medium severity, CVSS 6.1. EPSS: 0.9% chance of exploitation in the next 30 days.

Nextcloud Talk is a video and audio conferencing app for Nextcloud, a self-hosted productivity platform. Prior to versions 11.3.4, 12.2.2, and 13.0.0, when sharing a Deck card in conversation, the metaData can be manipulated so users can be tricked into opening arbitrary URLs. This issue is fixed in versions 11.3.4, 12.2.2, and 13.0.0. There are currently no known workarounds.

Affected products

• Nextcloud Talk: before 11.3.4 (fixed in 11.3.4); from 12.0.0, before 12.2.4 (fixed in 12.2.4); version 13.0.0 only

Published 2022-04-27. Last modified 2026-06-17.