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Vendors / Foundry376 / Mailspring

Foundry376 Mailspring

CVE-2026-93405 Medium 6.1 Mailspring: Stored XSS in attachment quick preview (unsanitized Markdown/DOCX/XLSX conversion) 0.2%

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Exploit-availability signals from CVSS-BT by Stephen Shaffer (MIT license), which aggregates Metasploit (BSD), Nuclei templates (MIT), PoC-in-GitHub (CC0) and NVD (public domain).

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