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: 2026-01-28
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 05 Mar 2026 02:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:tendenci:tendenci:12.0.12:*:*:*:*:*:*:*

Mon, 02 Feb 2026 19:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:tendenci:tendenci:12.3.1:*:*:*:*:*:*:*

Thu, 29 Jan 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 29 Jan 2026 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Tendenci
Tendenci tendenci
Vendors & Products Tendenci
Tendenci tendenci

Wed, 28 Jan 2026 17:45:00 +0000

Type Values Removed Values Added
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.
Title Tendenci 12.3.1 - CSV/ Formula Injection
Weaknesses CWE-1236
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 5.3, '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'}


Subscriptions

Tendenci Tendenci
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-03-05T01:27:11.286Z

Reserved: 2026-01-27T15:47:07.997Z

Link: CVE-2020-36962

cve-icon Vulnrichment

Updated: 2026-01-28T20:01:31.035Z

cve-icon NVD

Status : Analyzed

Published: 2026-01-28T18:16:46.277

Modified: 2026-02-02T19:13:52.203

Link: CVE-2020-36962

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-29T09:09:25Z

Weaknesses