CVE-2020-36966Public exploitNetwork attack vectorHinoki check available

Stored XSS via unsanitized LDAP settings

Published Jan 30, 2026 · Updated Jan 30, 2026

Stored XSS in Dolibarr ERP & CRM 11.0.3 allows remote authenticated users to execute JavaScript through LDAP synchronization settings. The admin/ldap.php setvalue action stores host, slave, and port values without neutralizing executable markup before displaying them. Exploitation requires a valid session and a browser to render the stored setting; successful execution can read session-accessible data or alter displayed content.

CVSS severity6.4
Medium
EPSS probability0.25%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkAvailable
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Summary

What happened

Stored XSS in Dolibarr ERP & CRM 11.0.3 allows remote authenticated users to execute JavaScript through LDAP synchronization settings. The admin/ldap.php setvalue action stores host, slave, and port values without neutralizing executable markup before displaying them. Exploitation requires a valid session and a browser to render the stored setting; successful execution can read session-accessible data or alter displayed content.

The record

CVE
CVE-2020-36966
Published
Jan 30, 2026
Updated
Jan 30, 2026
Vendor
Dolibarr Foundation
Product
Dolibarr ERP & CRM
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jan 30, 2026CVE publishedPublication date reported by the CVE source.
  2. Jan 30, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=11.0.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Dolibarr Foundation · Dolibarr ERP & CRMversion=0 <=11.0.3

Published CVSS scores

5.1VulnCheckCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
6.4VulnCheckCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1059.007Command and Scripting Interpreter JavaScript/JScript

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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