CVE-2026-0820 Missing authorization in RepairBuddy – Repair Shop CRM & Booking Plugin for WordPress
Authenticated subscribers can upload arbitrary signatures to any order, modifying metadata and triggering unauthorized status changes due to missing capability checks.
- 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-2026-0820?
CVE-2026-0820 is a medium-severity missing authorization vulnerability in sweetdaisy86 RepairBuddy – Repair Shop CRM & Booking Plugin for WordPress, published on 17 Jan 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The RepairBuddy – Repair Shop CRM & Booking Plugin for WordPress plugin for WordPress is vulnerable to Insecure Direct Object Reference due to missing capability checks on the wc_upload_and_save_signature_handler function in all versions up to, and including, 4.1116. This makes it possible for authenticated attackers, with Subscriber-level access and above, to upload arbitrary signatures to any order in the system, potentially modifying order metadata and triggering unauthorized status changes.
Weakness: CWE-862
Which versions are affected by CVE-2026-0820?
How do I fix CVE-2026-0820?
No fix has been published for CVE-2026-0820 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-2026-0820 being exploited?
There is no known exploitation of CVE-2026-0820 in the wild and no public exploit code.
Sources
Also known as GHSA-x3g7-vp73-j4gv.