CVE-2021-41180

Name: CVE-2021-41180
Creator: NVD / NIST
Published: 2022-03-08T18:15:07.737+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 1.03%

Last modified Jun 17, 2026

CVE-2021-41180 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. 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. EPSS estimates a 1.03% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

1.03%

59.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-601

Affected Software

Vendor	Product	Versions
Nextcloud	Talk	< 12.1.2

References

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-4fxr-mrw2-cq92Issue Tracking, Third Party Advisory
https://github.com/nextcloud/spreed/pull/6239Patch, Third Party Advisory
https://hackerone.com/reports/1337178Exploit, Patch, Third Party Advisory
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-4fxr-mrw2-cq92Issue Tracking, Third Party Advisory
https://github.com/nextcloud/spreed/pull/6239Patch, Third Party Advisory
https://hackerone.com/reports/1337178Exploit, Patch, Third Party Advisory

Timeline

Published: Mar 8, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-41180?

How severe is CVE-2021-41180?

CVE-2021-41180 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 1.03% probability of exploitation in the next 30 days.

How do I fix CVE-2021-41180?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-41180?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST