CVE-2026-47705: TypeBot vulnerable to CSV injection in result export
TypeBot is a chatbot builder tool. Version 3.16.1 has a CSV injection vulnerability in the result export functionality. The application does not sanitize or escape user-supplied input when generating CSV files. An attacker can inject spreadsheet formulas into input fields, which are later executed when an administrator opens the exported CSV in spreadsheet software such as Microsoft Excel or LibreOffice Calc. Version 3.17.0 patches the issue.
Security readout for executives and security teams
Plain-English summary
Typebot 3.16.1 allows chatbot respondents to place spreadsheet formulas into exported results. Those formulas may run when an administrator opens the CSV in Excel or LibreOffice Calc, potentially affecting information and the administrator’s workstation. Opening the export is required.
Executive priority
Treat affected deployments as an urgent remediation item, especially internet-facing chatbots with frequent administrative exports. Prioritize upgrading to 3.17.0 and temporarily constrain export handling. Although active exploitation is not evidenced, exploitation requires little attacker access and targets a trusted administrative workflow.
Technical view
CVE-2026-47705 is a CWE-1236 CSV injection flaw in Typebot’s result export. User-controlled field values are written without sufficient sanitization or escaping. The issue is remotely reachable without authentication but requires an administrator to export and open the CSV. Version 3.17.0 contains the patch.
Likely exposure
Exposure is supported only for Typebot 3.16.1. Risk is greatest where public or untrusted users submit chatbot fields and administrators routinely open exported results in spreadsheet applications. The supplied sources do not identify other affected versions or products.
Exploitation context
The CVSS 3.1 score is 9.6, reflecting remote, low-complexity input and potentially high impact after user interaction. The source bundle reports no CISA KEV listing and provides no evidence of active exploitation. Successful abuse depends on a privileged user opening the crafted export.
Researcher notes
The reported vector is CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H. The trust-boundary change occurs when attacker-controlled chatbot data reaches an administrator’s spreadsheet application. Review should focus on CSV serialization and formula-neutralization behavior. Evidence supplied establishes the defect and patch but not exploitation in the wild.
Mitigation direction
Upgrade affected Typebot 3.16.1 deployments to version 3.17.0.
Until upgraded, restrict opening result exports containing untrusted respondent data.
Review vendor advisory and release documentation before returning exports to normal workflows.
Warn administrators that exported CSV files may contain attacker-controlled spreadsheet content.
Validation and detection
Inventory Typebot deployments and confirm whether any run version 3.16.1.
Confirm upgraded deployments report Typebot version 3.17.0 or later.
Identify workflows where administrators export and open respondent results in spreadsheet software.
Verify exported untrusted fields are safely escaped and are not interpreted as spreadsheet formulas.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Potential ATT&CK relevance
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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cwe · low confidence lookup
CWE-1236: Exact CWE lookup
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1CVSS vectors
3Timeline events
1ADP providers
5Source links
SSVC decision data
CISA-ADPCISA Coordinator
Timestamp
Version
2.0.3
Exploitation: pocAutomatable: noTechnical Impact: total
CVSS vector scores
1 official score
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CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
CWE-1236 · source CWE mapping
Improper Neutralization of Formula Elements in a CSV File
Improper Neutralization of Formula Elements in a CSV File represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.