CRITICAL 9.8 PyPI
Tendenci is Vulnerable to CSV Formula Injection through its Contact Form Message Field
GHSA-4q3w-jgfx-4792 · CVE-2020-36962 · PYSEC-2026-136
Published · Modified
Description
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.
References
- ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2020-36962
- WEB https://github.com/tendenci/tendenci/commit/3e37622cac81440c5a1f97c39f112a2cf4a5450c
- WEB https://github.com/pypa/advisory-database/tree/main/vulns/tendenci/PYSEC-2026-136.yaml
- PACKAGE https://github.com/tendenci/tendenci
- WEB https://www.exploit-db.com/exploits/49145
- WEB https://www.tendenci.com
- WEB https://www.vulncheck.com/advisories/tendenci-csv-formula-injection
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