CVE-2026-48210 Possible information disclosure via External Interface
Improper default configuration in OTRS exposes internal ticket information to the external frontend by enforcing customer visibility flags.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-48210?
CVE-2026-48210 is a medium-severity vulnerability in Otrs Otrs, published on 31 May 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official 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
Which versions are affected by CVE-2026-48210?
It affects 1 product.
Products include Otrs Otrs.
How do I fix CVE-2026-48210?
No fix has been published for CVE-2026-48210 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-48210 being exploited?
There is no known exploitation of CVE-2026-48210 in the wild and no public exploit code.
Other vulnerabilities in Otrs Otrs
Sources
Also known as GHSA-f9pc-83mw-48hx.