CVE-2026-71505 Dolibarr < 24.0.0 REST API Broken Object-Level Authorization via Third-Party Write Route
Authenticated attackers can overwrite WebPortal passwords for any company via the REST API, gaining unauthorized access to invoice data and previous credentials.
- 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-2026-71505?
CVE-2026-71505 is a high-severity missing authorization vulnerability in dolibarr, published on 24 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Dolibarr before 24.0.0 contains a broken object-level authorization vulnerability in the REST API third-party site account write routes that allows authenticated attackers with third-party creation rights to overwrite the WebPortal password of any company by bypassing per-object access checks that are only enforced on read routes. Attackers can replace the victim company's WebPortal password through the write endpoint, authenticate as that company to access its invoice data, and also obtain the victim's previous password verifier from the API response.
Weakness: CWE-639
Which versions are affected by CVE-2026-71505?
How do I fix CVE-2026-71505?
No fix has been published for CVE-2026-71505 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-2026-71505 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-71505 exists.
Sources
Also known as GHSA-c275-q2j8-wwg9.