What is CVE-2020-36966?

CVE-2020-36966 is a medium-severity vulnerability in Dolibarr, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-01-30.

How severe is CVE-2020-36966?

Medium severity. CVSS v3 base score is 6.4 out of 10.

XSS in Dolibarr

CVE-2020-36966

Dolibarr 11.0.3 contains a persistent cross-site scripting vulnerability in LDAP synchronization settings that allows attackers to inject malicious scripts through multiple parameters. Attackers can exploit the host, slave, and port parameters in /dolibarr/admin/ldap.php to execute arbitrary JavaScript and potentially steal user cookie information.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (15.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Dolibarr — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

disclosure@vulncheck.com (exploit)
disclosure@vulncheck.com (product)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2020-36966?: CVE-2020-36966 is a medium-severity vulnerability in Dolibarr, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-01-30.
How severe is CVE-2020-36966?: Medium severity. CVSS v3 base score is 6.4 out of 10.