CVE-2021-41011

Name: CVE-2021-41011
Creator: NVD / NIST
Published: 2021-09-22T15:15:10.647+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.10%

Last modified Jun 17, 2026

CVE-2021-41011 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. LINE client for iOS before 11.15.0 might expose authentication information for a certain service to external entities under certain conditions. This is usually impossible, but in combination with a server-side bug, attackers could get this information.. EPSS estimates a 1.10% chance of exploitation in the next 30 days.

Description

LINE client for iOS before 11.15.0 might expose authentication information for a certain service to external entities under certain conditions. This is usually impossible, but in combination with a server-side bug, attackers could get this information.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.10%

61.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Linecorp	Line	< 11.15.0

References

https://hackerone.com/reports/1279524Permissions Required, Third Party Advisory
https://hackerone.com/reports/1279524Permissions Required, Third Party Advisory

Timeline

Published: Sep 22, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-41011?

How severe is CVE-2021-41011?

CVE-2021-41011 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.10% probability of exploitation in the next 30 days.

How do I fix CVE-2021-41011?

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-2021-41011?

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

Scan your code now

Source: NVD / NIST