Vulnerability in Icu Scandinavia Boomerang

CVE-2026-46458

ICU Scandinavia Boomerang is vulnerable to an information disclosure flaw where sensitive credential files are exposed via static HTTP. This allows an unauthenticated remote attacker to retrieve plaintext service account and SMTP credentials by requesting specific XML files from the webroot. This issue has been fixed in version 2.4.18.029

Published · last modified .

EPSS exploit prediction

EPSS: 0.004 (28.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 28.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-46458: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

References