An Insecure Direct Object Reference (IDOR) vulnerability in the Xtivia Web Time and Expense (WebTE) interface used for Microsoft Dynamics NAV before 2017 allows an attacker to download arbitrary files by specifying arbitrary values for the recId and filename parameters of the /Home/GetAttachment function.
Severity
CVSS 3.1
4.3 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
EPSS
0.7% chance of exploitation in the next 30 days; higher than 52% of CVEs (scores of 2026-10-31)