CVE-2021-3992

Name: CVE-2021-3992
Creator: NVD / NIST
Published: 2021-12-01T11:15:08.037+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.03%

Last modified Jun 17, 2026

CVE-2021-3992 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. kimai2 is vulnerable to Improper Access Control. EPSS estimates a 1.03% chance of exploitation in the next 30 days.

Description

kimai2 is vulnerable to Improper Access Control

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

1.03%

59.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Kimai2 Project	Kimai2	< 1.16.2

References

https://github.com/kevinpapst/kimai2/commit/ff9acab0fc81f0e9490462739ef15fe4ab028ea5Patch, Third Party Advisory
https://huntr.dev/bounties/a0c438fb-c8e1-40cf-acc6-c8a532b80b93Exploit, Patch, Third Party Advisory
https://github.com/kevinpapst/kimai2/commit/ff9acab0fc81f0e9490462739ef15fe4ab028ea5Patch, Third Party Advisory
https://huntr.dev/bounties/a0c438fb-c8e1-40cf-acc6-c8a532b80b93Exploit, Patch, Third Party Advisory

Timeline

Published: Dec 1, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-3992?

kimai2 is vulnerable to Improper Access Control

How severe is CVE-2021-3992?

CVE-2021-3992 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.03% probability of exploitation in the next 30 days.

How do I fix CVE-2021-3992?

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-2021-3992?

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

Scan your code now

Source: NVD / NIST