CVE-2026-77923

Dolibarr 21.0.0 < 24.0.0 Authorization Bypass via clonetasks Mass Action

Published Aug 24, 2026 CVSS 4.0 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
Dolibarr 21.0.0 before 24.0.0 contains an authorization bypass vulnerability caused by an inverted boolean condition in the private-project membership check within the clonetasks mass action handler in htdocs/core/actions_massactions.inc.php. Authenticated users with project creation permission but without access to a target private project can exploit the flawed !in_array() check to clone tasks into unauthorized private projects.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Dolibarr dolibarr Erp\/crm
CPEs cpe:2.3:a:dolibarr:dolibarr_erp\/crm:*:*:*:*:*:*:*:*
Vendors & Products Dolibarr dolibarr Erp\/crm
Type Values Removed Values Added
First Time appeared Dolibarr
Dolibarr dolibarr
Vendors & Products Dolibarr
Dolibarr dolibarr
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Dolibarr 21.0.0 before 24.0.0 contains an authorization bypass vulnerability caused by an inverted boolean condition in the private-project membership check within the clonetasks mass action handler in htdocs/core/actions_massactions.inc.php. Authenticated users with project creation permission but without access to a target private project can exploit the flawed !in_array() check to clone tasks into unauthorized private projects.
Title Dolibarr 21.0.0 < 24.0.0 Authorization Bypass via clonetasks Mass Action
Weaknesses CWE-863
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Oct 1, 2026, 3:21 PM
Reserved
Aug 21, 2026, 5:52 PM
Status
Analyzed
Published
Aug 24, 2026, 8:17 PM
Modified
Oct 12, 2026, 9:10 PM