Description
An improper default configuration in OTRS 2026.3.1 causes ticket article forwarding actions to enforce the “Is visible for customer” flag by default and prevent users from disabling it via the UI. This leads to unintended exposure of internal ticket information to the External Frontend This issue affects OTRS 2026.3.1
Affected products
otrs: otrs
References1
- otrs.com/release-notes/otrs-security-advisory-2026-09/ MitigationVendor Advisory
Metrics
- CVSS 3.1
-
5.7
MEDIUM
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N - EPSS — exploit probability
- 0% percentile: 16 · as of 15 November 2026
- CWE
- CWE-200CWE-269
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