CVE-2020-36962
CRITICALEPSS 95th pctlDescription
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.
How to fix
No published remediation has been found for this vulnerability's affected products yet.
Mitigation guidance may be in the linked vendor advisories in the References section below.
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CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploit Intelligence
Very high risk: more likely to be exploited than 95% of all known CVEs.
References
Related Vulnerabilities
Other CWE-1236 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2021-33256 | High | 8.8 | 79% | - | - |
| CVE-2018-11652 | Critical | 9.8 | 24% | - | Fix |
| CVE-2019-12765 | Critical | 9.8 | 10% | - | - |
| CVE-2019-14749 | High | 8.8 | 9.6% | - | Fix |
| CVE-2020-9372 | High | 7.8 | 8.6% | - | Fix |
| CVE-2020-9347 | Critical | 9.8 | 7.8% | - | - |
Common questions
How do I fix CVE-2020-36962?
No published fix for CVE-2020-36962 has been found yet. Check the linked vendor advisories for guidance as it becomes available.
Is CVE-2020-36962 being actively exploited?
Not that we know of. CVE-2020-36962 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 10.7% is the estimated probability that it will be exploited in the next 30 days. That is higher than 95% of all scored CVEs.
How severe is CVE-2020-36962?
CVE-2020-36962 has a CVSS v3 base score of 9.8, rated critical. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-02-02.