{"id":"CVE-2020-36962","aliases":["GHSA-4q3w-jgfx-4792","PYSEC-2026-136"],"url":"https://o3.security/vulnerability/CVE-2020-36962","summary":"Tendenci is Vulnerable to CSV Formula Injection through its Contact Form Message Field ","details":"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.","published":"2026-01-28T18:16:46.277Z","modified":"2026-07-08T23:35:29.272559Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"tendenci","fixedVersion":"12.3.2"}],"fix":{"url":"https://github.com/tendenci/tendenci/commit/3e37622cac81440c5a1f97c39f112a2cf4a5450c","label":"tendenci/tendenci@3e37622"},"references":[{"type":"WEB","url":"https://www.tendenci.com/"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/tendenci-csv-formula-injection"},{"type":"PACKAGE","url":"https://github.com/tendenci/tendenci"},{"type":"EVIDENCE","url":"https://www.exploit-db.com/exploits/49145"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-36962"},{"type":"WEB","url":"https://github.com/tendenci/tendenci/commit/3e37622cac81440c5a1f97c39f112a2cf4a5450c"},{"type":"WEB","url":"https://github.com/pypa/advisory-database/tree/main/vulns/tendenci/PYSEC-2026-136.yaml"},{"type":"WEB","url":"https://www.tendenci.com"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T23:35:29.272559Z"}}