VULNERABILITY INTELLIGENCE

CVE-2020-36962

CVSS score9.8 CRITICAL

EPSS probability12.46%

CISA KEVNot currently listed

Published2026-01-28

Last modified2026-10-08

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

Weakness classification

disclosure@vulncheck.com: CWE-1236

Primary references

disclosure@vulncheck.com — Product
disclosure@vulncheck.com — Exploit, Third Party Advisory, VDB Entry
disclosure@vulncheck.com — Product
disclosure@vulncheck.com — Third Party Advisory
134c704f-9b21-4f2e-91b3-4a467353bcc0 — Exploit, Third Party Advisory, VDB Entry