CVE-2026-109376 ERPNext 15.55.0 through 16.50.0 Incorrect Authorization via get_timesheet_html
Authenticated portal users can bypass authorization checks to view sensitive project timesheet data in ERPNext.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-109376?
CVE-2026-109376 is a medium-severity missing authorization vulnerability in Frappe ERPNext, published on 12 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
ERPNext 15.55.0 through 16.50.0 contains an incorrect authorization vulnerability in the get_timesheet_html method that lets authenticated portal users view project Timesheets. The method only checks Project read access, ignoring hide_timesheets and project membership, so attackers can retrieve timesheet names, status, time-log dates and last modifiers.
Weakness: CWE-863
Which versions are affected by CVE-2026-109376?
How do I fix CVE-2026-109376?
No fix has been published for CVE-2026-109376 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-2026-109376 being exploited?
There is no known exploitation of CVE-2026-109376 in the wild and no public exploit code.
Sources
Also known as GHSA-rpph-rh47-8p8m.