The Spreadsheet view is vulnerable to a XSS attack, where a remote unauthorised attacker can read a limited amount of values or DoS the affected spreadsheet. Disclosure of secrets or other system settings is not affected as well as other spreadsheets still work as expected.
CVE ID: CVE-2025-1434
CVSS Base Severity: MEDIUM
CVSS Base Score: 6.1
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:L
Vendor: AREAL SAS
Product: Topkapi Vision Webserv2
EPSS Score: 0.04% (probability of being exploited)
EPSS Percentile: 7.23% (scored less or equal to compared to others)
EPSS Date: 2025-04-09 (when was this score calculated)