MEDIUM · 4.3

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 i...

Vulnerability 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.

CVSS Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
DolibarrDolibarr Erp\/Crm>= 21.0.0, < 24.0.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2026-77923?

CVE-2026-77923 is a vulnerability with a CVSS score of 4.3 (MEDIUM). 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 i...

How severe is CVE-2026-77923?

CVE-2026-77923 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-77923?

Check the references section above for vendor advisories and patch information. Affected products include: Dolibarr Dolibarr Erp\/Crm.