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.
Exploits (1)
exploitdb
WORKING POC
by Mufaddal Masalawala · textwebappsmultiple
https://www.exploit-db.com/exploits/49145
Scores
CVSS v3
9.8
EPSS
0.0027
EPSS Percentile
50.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-1236
Status
published
Products (1)
tendenci/tendenci
12.3.1
Published
Jan 28, 2026
Tracked Since
Feb 18, 2026