CVE-2026-94210 Hyve5 Leantime Kanban Board Tickets.php getAllGrouped cross site scripting
Remote attackers can execute arbitrary scripts via the Kanban Board tickets view, potentially compromising user sessions.
- 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-2026-94210?
CVE-2026-94210 is a medium-severity cross-site scripting vulnerability in Hyve5 Leantime, published on 21 Sep 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
A flaw has been found in Hyve5 Leantime up to 3.9.8. Affected by this vulnerability is the function getAllGrouped of the file app/Domain/Tickets/Services/Tickets.php of the component Kanban Board. This manipulation causes cross site scripting. The attack is possible to be carried out remotely. The exploit has been published and may be used. Patch name: a30a6837b4071ac05a4f58d0e1baa2c62aa8695e. To fix this issue, it is recommended to deploy a patch.
Which versions are affected by CVE-2026-94210?
How do I fix CVE-2026-94210?
No fix has been published for CVE-2026-94210 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-94210 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-94210 exists.
Sources
Also known as GHSA-j9vw-9527-3hx6.