BCC recipients in mails sent from OTRS are visible in article detail on external interface. This issue affects OTRS: 8.0.3 and prior versions, 7.0.17 and prior versions.
https://otrs.com/release-notes/otrs-security-advisory-2020-12/
Source: Mitre, NVD
Published: 2020-06-08
Updated: 2026-06-17
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N
Severity: Medium
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
EPSS: 0.00238