{"id":"CVE-2020-36962","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-36962","generatedAt":"2026-10-28T00:32:00.434Z","title":"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.","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.","published":"2026-01-28T18:16:46.000Z","lastModified":"2026-10-08T16:16:44.000Z","status":"Analyzed","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":5.3,"severity":"MEDIUM","vector":"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/M"},"cwe":["CWE-1236"],"affected":["tendenci/tendenci"],"epss":{"score":0.12462,"percentile":0.96188,"date":"2026-10-26","history":[{"date":"2026-09-25","score":0.12193,"percentile":0.96022}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 12.5%, higher than 96% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"https://github.com/tendenci/tendenci","tags":["Product"],"source":"disclosure@vulncheck.com"},{"url":"https://www.exploit-db.com/exploits/49145","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"disclosure@vulncheck.com"},{"url":"https://www.tendenci.com/","tags":["Product"],"source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/tendenci-csv-formula-injection","tags":["Third Party Advisory"],"source":"disclosure@vulncheck.com"},{"url":"https://www.exploit-db.com/exploits/49145","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-36962","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}