Fiche vulnérabilité
CVE-2026-100389 : vulnérabilité élevée (CVSS 8.1)
Description
GestSup versions before 3.2.61 contain a remote code execution vulnerability in the basic IMAP connector's attachment handling that fails to skip blocked file extensions. Unauthenticated attackers can send emails with PHP attachments to monitored mailboxes, which are written to the web-accessible upload/ticket directory and executed when accessed.
En bref
- Sévérité
- Élevée (CVSS 8.1)
- Vecteur CVSS
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- Exploitation active
- Non signalée par la CISA
- Publication
- 25 sept. 2026
- Dernière mise à jour
- 25 sept. 2026