CVE-2021-43515 json
Improper Neutralization of Formula Elements in a CSV File in Kimai 2
published 2022-04-08 4 y ago modified 2026-06-17 4 mo ago also GHSA-64fq-9c6w-rq44 , EUVD-2022-1642
- cvss
- 7.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 63%
- public exploits
- 0
- none known
Summary
CSV Injection (aka Excel Macro Injection or Formula Injection) exists in creating new timesheet in Kimai. By filling the Description field with malicious payload, it will be mistreated while exporting to a CSV file.
Patch / fix
- packagist kevinpapst/kimai2 1.14.1
- kimai kimai 1.14.1
- github.com/kevinpapst/kimai2@dad1b8b commit
- github.com/kevinpapst/kimai2#2532 pull request
Exploit prediction
1.01% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
| GitHub | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| packagist | kevinpapst/kimai2 | <1.14.1 |
1.14.1 |
Classification
- Weakness
-
- CWE-1236 Improper Neutralization of Formula Elements in a CSV File
References
Sources
- CVE List CVE-2021-43515
- GitHub Advisory GHSA-64fq-9c6w-rq44
- NVD CVE-2021-43515
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