Auth bypass in Dolibarr
CVE-2026-71506
Dolibarr before 24.0.0 contains an improper authorization vulnerability in the payments REST API delete endpoint that allows authenticated attackers with invoice-deletion rights to permanently delete any payment record by bypassing the intended payment-issuance rights check. Attackers can exploit this misconfigured permission check to zero paid amounts on invoices and remove entries from accounting exports, causing financial data integrity loss.
Vulnerability class: Broken Access Control
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.
Affected products
Weakness classification (CWE)
References
- disclosure@vulncheck.com (technical-description, exploit)
- disclosure@vulncheck.com (patch)
- disclosure@vulncheck.com (release-notes)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2026-71506?
- CVE-2026-71506 is a high-severity vulnerability in Dolibarr, classified under Incorrect Authorization. CVSS score: 8.1/10. Published 2026-08-24.
- How severe is CVE-2026-71506?
- High severity. CVSS v3 base score is 8.1 out of 10.