critical9.8
CVE-2020-36962
Tendenci is Vulnerable to CSV Formula Injection through its Contact Form Message Field
Impact
Tendenci 12.3.1 contains a CSV formula injection vulnerability in the contact form message field that allows attackers to inject malicious formulas during export. Attackers can submit crafted payloads like '=10+20+cmd|' /C calc'!A0' in the message field to trigger arbitrary command execution when the CSV is opened in spreadsheet applications.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| pip | tendenci | < 12.3.2 | 12.3.2 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Tendenci | Tendenci | Version 12.3.1 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/tendenci/tendenci
- https://www.exploit-db.com/exploits/49145
- https://www.tendenci.com/
- https://www.vulncheck.com/advisories/tendenci-csv-formula-injection
- https://github.com/advisories/GHSA-4q3w-jgfx-4792
- https://nvd.nist.gov/vuln/detail/CVE-2020-36962
- https://www.tendenci.com
- https://github.com/tendenci/tendenci/commit/3e37622cac81440c5a1f97c39f112a2cf4a5450c
- https://github.com/pypa/advisory-database/tree/main/vulns/tendenci/PYSEC-2026-136.yaml