Information disclosure in Nextcloud Talk

CVE-2022-41971

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.

Vulnerability class: Information Disclosure

EPSS: 0.008 (51.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-41971?
CVE-2022-41971 is a medium-severity vulnerability in Nextcloud Talk, classified under Information Disclosure. CVSS score: 4.8/10. Published 2022-12-01.
How severe is CVE-2022-41971?
Medium severity. CVSS v3 base score is 4.8 out of 10.