{"id":"CVE-2020-36962","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.","aliases":["GHSA-4q3w-jgfx-4792","PYSEC-2026-136"],"modified":"2026-07-08T23:35:29.272559Z","published":"2026-01-28T18:16:46.277Z","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"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/tendenci/tendenci","events":[{"introduced":"103d24439498b3cc24c4588900819a5ba1cb807e"},{"last_affected":"103d24439498b3cc24c4588900819a5ba1cb807e"}],"database_specific":{"source":"CPE_STRING","cpe":"cpe:2.3:a:tendenci:tendenci:12.3.1:*:*:*:*:*:*:*","extracted_events":[{"introduced":"12.3.1"},{"last_affected":"12.3.1"}]}}],"versions":["12.3.1","v12.3.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-36962.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/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"}]}