CVEvulnerability
CVE-2020-36941
5.3 MEDIUM
Official page ↗
- Status
- Analyzed
- Published
- 2026-01-27
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 5.3 MEDIUM — CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-1236
Description
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.
Affected configurations
• guelfoweb knockpy 4.1.1
Related
Weakness · CWE (1)
- CWE-1236 Improper Neutralization of Formula Elements in a CSV File weakness
References
- https://github.com/guelfoweb/knock Product
- https://www.exploit-db.com/exploits/49342 Exploit, Third Party Advisory
- https://www.vulncheck.com/advisories/knockpy-csv-injection Third Party Advisory
- https://github.com/guelfoweb/knock Product