Vulnerability Details CVE-2026-77923
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 10.9%
CVSS Severity
CVSS v3 Score 4.3
References
Products affected by CVE-2026-77923
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cpe:2.3:a:dolibarr:dolibarr_erp/crm:21.0.0
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cpe:2.3:a:dolibarr:dolibarr_erp/crm:21.0.1
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cpe:2.3:a:dolibarr:dolibarr_erp/crm:21.0.2
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cpe:2.3:a:dolibarr:dolibarr_erp/crm:21.0.3
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cpe:2.3:a:dolibarr:dolibarr_erp/crm:21.0.4
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cpe:2.3:a:dolibarr:dolibarr_erp/crm:22.0.0
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cpe:2.3:a:dolibarr:dolibarr_erp/crm:22.0.1
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cpe:2.3:a:dolibarr:dolibarr_erp/crm:22.0.2
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cpe:2.3:a:dolibarr:dolibarr_erp/crm:22.0.3
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cpe:2.3:a:dolibarr:dolibarr_erp/crm:22.0.4
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cpe:2.3:a:dolibarr:dolibarr_erp/crm:22.0.5
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cpe:2.3:a:dolibarr:dolibarr_erp/crm:23.0.0
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cpe:2.3:a:dolibarr:dolibarr_erp/crm:23.0.1
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cpe:2.3:a:dolibarr:dolibarr_erp/crm:23.0.2
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cpe:2.3:a:dolibarr:dolibarr_erp/crm:23.0.3
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cpe:2.3:a:dolibarr:dolibarr_erp/crm:23.0.4