CVE-2020-36941
Knockpy 4.1.1 contains a CSV injection vulnerability that allows attackers to inject malicious formulas into CSV reports through unfiltered server headers. Attackers can manipulate server response headers to include spreadsheet formulas that will execute when the CSV is opened in spreadsheet applications.
- Score
- CVSS 3.1 9.8 Critical
- Status
- Analyzed - disclosure@vulncheck.com
- Published
- 2026-01-27
- Last modified
- 2026-03-05
- Weaknesses
- CWE-1236
Affected products
References
- https://github.com/guelfoweb/knock
- https://www.exploit-db.com/exploits/49342
- https://www.vulncheck.com/advisories/knockpy-csv-injection
