CVE-2021-41180 - CVE House

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Status published Medium CVE-2021-41180

Geolocation preview links can be set to arbitrary links in nextcloud talk

4.7 CVSS

Vulnerability Description

Nextcloud talk is a self hosting messaging service. In versions prior 12.1.2 an attacker is able to control the link of a geolocation preview in the Nextcloud Talk application due to a lack of validation on the link. This could result in an open-redirect, but required user interaction. This only affected users of the Android Talk client. It is recommended that the Nextcloud Talk App is upgraded to 12.1.2. There are no known workarounds.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from nextcloud

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Affected Vendor

nextcloud

View all reports →

Affected Software

security-advisories

Vulnerable Versions:

< 12.1.2

Timeline

Official Publish: March 8th, 2022

Last Modified: April 22nd, 2025

Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1204 User Execution

T1071 Application Layer Protocol

Command and Control

T1189 Drive-by Compromise

T1036 Masquerading

Defense Evasion