CVE-2020-36962
9.8
CRITICAL · CVSS 3.1 · EPSS 12.2% (pctl 96)
Patch early
EPSS 12.2% — above the 10% action threshold.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 12.19% — more likely to be exploited than 96% of all CVEs |
| Weakness | CWE-1236 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2026-01-28 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| tendenci | tendenci |
References
→ the Explorer · watch your stack · NVD