What’s Vulnerable › Vulnerabilities

CVE-2021-3992: Improper Access Control in kevinpapst/kimai2

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-12-01 · updated 2026-06-17
• Weakness: CWE-284

Description

kimai2 is vulnerable to Improper Access Control

Affected products

• Kimai2 Project Kimai2: before 1.16.2 — fixed in 1.16.2

How to fix

Upgrade to a fixed version: Kimai2 Project Kimai2 1.16.2. Check the vendor advisory for mitigations.

References

• https://github.com/kevinpapst/kimai2/commit/ff9acab0fc81f0e9490462739ef15fe4ab028ea5
• https://huntr.dev/bounties/a0c438fb-c8e1-40cf-acc6-c8a532b80b93
• https://github.com/kevinpapst/kimai2/commit/ff9acab0fc81f0e9490462739ef15fe4ab028ea5
• https://huntr.dev/bounties/a0c438fb-c8e1-40cf-acc6-c8a532b80b93

Get alerted when CVE-2021-3992 or the next vulnerability affects your stack