Weakness
A vulnerability in the iCagenda extension for Joomla allows the upload of arbitrary files in the file attachment feature, ultimately resulting in PHP code upload and execution.
Affected products
- joomlic icagenda
References
- https://www.icagenda.com/
- https://github.com/Polosss/By-Poloss..-..CVE-2026-48939
- https://mysites.guru/blog/icagenda-zero-day-file-upload-rce/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-48939
- https://www.icagenda.com/docs/changelog/icagenda-3-9-15
- https://www.icagenda.com/docs/changelog/icagenda-4-0-8
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