TI-2022-20311 Aliases CVE-2022-41971

Nextcloud Talk guests can continue to receive video streams from call after being removed from a conversation

LOW 30CWE-200Published 2022-12-01 · Updated 2025-04-23

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: Information disclosure
Confidentiality · integrity · availability: High · None · None
Fix status: Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-200.

Summary

Nextcould Talk android is a video and audio conferencing app for Nextcloud. Prior to versions 12.2.8, 13.0.10, 14.0.6, and 15.0.0, guests can continue to receive video streams from a call after being removed from a conversation. An attacker would be able to see videos on a call in a public conversation after being removed from that conversation, provided that they were removed while being in the call. Versions 12.2.8, 13.0.10, 14.0.6, and 15.0.0 contain patches for the issue. No known workarounds are available.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00851 58th percentileScored 2026-11-07

Fix Fixed security-advisories (nextcloud): 12.2.8, 13.0.10, 14.0.6

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
nextcloud	security-advisories	before 12.2.8; 13.0.0 to before 13.0.10; 14.0.0 to before 14.0.6	12.2.8, 13.0.10, 14.0.6	Patch available	CNA

security-advisories Vendornextcloud Affected before 12.2.8; 13.0.0 to before 13.0.10; 14.0.0 to before 14.0.6 Fixed in 12.2.8, 13.0.10, 14.0.6 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:nextcloud:nextcloud_talk::::::android::*	12.0.0 to before 12.2.8; 13.0.0 to before 13.0.10; 14.0.0 to before 14.0.6	Vulnerable	nextcloud

cpe:2.3:a:nextcloud:nextcloud_talk:*:*:*:*:*:android:*:* Versions 12.0.0 to before 12.2.8; 13.0.0 to before 13.0.10; 14.0.0 to before 14.0.6 Vulnerable ·nextcloud

Remediation

Fix · CNA security-advisories (nextcloud) Fixed in 12.2.8, 13.0.10, 14.0.6

Timeline

2026-10-02 Threatist record created from CVE-2022-41971

References

Advisory 3

TI-2023-11275 Nextcloud Talk messages can still be seen on conversation after expiring when cron is misconfigured CVSS 3.1MEDIUM 4.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences