CVE-2022-41971

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

MEDIUM

6.5

CVSS Score

Published: December 1, 2022 at 08:55 PM UTC

Updated: June 17, 2026 at 05:04 AM UTC

1 product affected across 1 vendorNextcloud Talk

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Severity

MEDIUM6.5

Exploit prediction

EPSS 0.8%

SSVC

No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Nextcloud Talk · Nextcloudnextcloud-app

95%

12.0.0 ≤ v < 12.2.813.0.0 ≤ v < 13.0.1014.0.0 ≤ v < 14.0.6

Affected range stops below 12.2.8, so it looks safe — our inference, not a vendor statement

Affected range stops below 13.0.10, so it looks safe — our inference, not a vendor statement

Affected range stops below 14.0.6, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (3)

x_refsource_CONFIRMThird Party Advisory

Source: [email protected]

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wx6w-xpg9-6fv4

x_refsource_MISCThird Party Advisory

Source: [email protected]

https://github.com/nextcloud/spreed/pull/7974

x_refsource_MISCPermissions RequiredThird Party Advisory

Source: [email protected]

https://hackerone.com/reports/1706248

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUM[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: NONE
Availability: NONE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-200CWE-359CWE-668

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