Critical (9.8) in karamasoft ultimateeditor. EPSS 1.7% chance of exploitation in the next 30 days.
Karamasoft UltimateEditor 1 does not ensure that an uploaded file is an image or document (neither file types nor extensions are restricted). The attacker must use the Attach icon to perform an upload. An uploaded file is accessible under the UltimateEditorInclude/UserFiles/ URI.
Severity
CVSS 3.0
9.8 critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.7% chance of exploitation in the next 30 days; higher than 77% of CVEs (scores of 2026-10-31)