CVE-2020-36962

Jan. 29, 2026, 7:16 p.m.

5.3
Medium

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.

Product(s) Impacted

Vendor Product Versions
Tendenci
  • Tendenci
  • 12.3.1

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-1236
Improper Neutralization of Formula Elements in a CSV File
The product saves user-provided information into a Comma-Separated Value (CSV) file, but it does not neutralize or incorrectly neutralizes special elements that could be interpreted as a command when the file is opened by a spreadsheet product.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
a tendenci tendenci 12.3.1 / / / / / / /

References

https://github.com/tendenci/tendenci
https://www.exploit-db.com/exploits/49145
https://www.tendenci.com/
https://www.vulncheck.com/advisories/tendenci-csv-formula-injection
https://www.exploit-db.com/exploits/49145

Tags

CWE-1236
[email protected]
2026-01-28
CVE-2020-36962

CVSS Score

5.3 / 10

CVSS Data - 4.0

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Attack Requirements: NONE
  • Privileges Required: NONE
  • User Interaction: PASSIVE
  • Scope:
  • Confidentiality Impact: LOW
  • Integrity Impact: LOW
  • Availability Impact: NONE
  • Exploit Maturity: NOT_DEFINED

    • 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

    View Vector String

Timeline

Published: Jan. 28, 2026, 6:16 p.m.
Last Modified: Jan. 29, 2026, 7:16 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

[email protected]

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.