CVE-2026-84840 tsi-coop tsi-dpdp-cms Bootstrap Setup Endpoint InterceptingFilter.java missing authentication
Remote attackers can bypass authentication on the Bootstrap Setup Endpoint in tsi-dpdp-cms, potentially gaining unauthorized access to the system.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-84840?
CVE-2026-84840 is a medium-severity missing authorization vulnerability in tsi-coop tsi-dpdp-cms, published on 2 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability was identified in tsi-coop tsi-dpdp-cms up to 0.5.0. This affects an unknown part of the file InterceptingFilter.java of the component Bootstrap Setup Endpoint. The manipulation leads to missing authentication. The attack can be initiated remotely. The exploit is publicly available and might be used. Upgrading to version 0.5.1 is able to mitigate this issue. Upgrading the affected component is recommended.
Which versions are affected by CVE-2026-84840?
How do I fix CVE-2026-84840?
No fix has been published for CVE-2026-84840 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-84840 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-84840 exists.
Sources
Also known as GHSA-p9x5-3x4v-4w53.