CVE-2022-24887

MEDIUM

Nextcloud Talk < 11.3.4, 12.2.2, 13.0.0 - Open Redirect via Deck Card Metadata

Title source: llm
STIX 2.1

Description

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.

References (3)

Core 3
Core References
Patch, Third Party Advisory x_refsource_misc
https://github.com/nextcloud/spreed/pull/6410
Exploit, Third Party Advisory x_refsource_misc
https://hackerone.com/reports/1358977

Scores

CVSS v3 4.3
EPSS 0.0023
EPSS Percentile 45.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-601
Status published
Products (2)
nextcloud/talk 13.0.0 rc1 (4 CPE variants)
nextcloud/talk < 11.3.4
Published Apr 27, 2022
Tracked Since Feb 18, 2026