Auth bypass in Dolibarr
CVE-2026-71504
Dolibarr before 24.0.0 contains an improper authorization vulnerability in the Members REST API that allows attackers with only member-creation rights to reset the password of any user account, including the system administrator, without verifying password-change permissions. Attackers can supply an arbitrary user account identifier and new password in the request body to overwrite credentials and immediately lock out the legitimate account holder.
Vulnerability class: Broken Access Control
Published · last modified .
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:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.005 (37.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 37.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.005 · change: +0.002
Affected products
Weakness classification (CWE)
References
- CodeAnt AI Blog (technical-description, exploit)
- Patch Commit (patch)
- Dolibarr 24.0.0 Release Notes (release-notes)
- www.vulncheck.com/advisories/dolibarr-members-rest-api-improper-authorization-v… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-71504?
- CVE-2026-71504 is a high-severity vulnerability in Dolibarr, classified under Missing Authorization. CVSS score: 8.1/10. Published 2026-08-24.
- How severe is CVE-2026-71504?
- High severity. CVSS v3 base score is 8.1 out of 10.