medium · CVSS v3 6.1
CVE-2026-102374
GestSup versions before 3.2.62 contain a stored cross-site scripting vulnerability in the IMAP OAuth connector that doub…
Description
GestSup versions before 3.2.62 contain a stored cross-site scripting vulnerability in the IMAP OAuth connector that double-decodes MIME-encoded email subjects after HTML escaping. Unauthenticated attackers can send crafted emails to monitored mailboxes with nested MIME encoded-words to inject JavaScript that executes in technician sessions when viewing tickets.
Scores
- Severity
- medium
- CVSS v2
- 6.4
- CVSS v3
- 6.1
- CVSS v4
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- EPSS
- —