EspoCRM 4.0.0 before 10.0.7 contains an access control vulnerability that allows authenticated users to read audited field values restricted by field-level security by fetching individual stream notes. Users with stream access to a parent record can request GET /Note/{id}, which skips the NoteAccessControl filter, and recover data.attributes.was and became values of restricted fields.
History

Tue, 13 Oct 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Tue, 13 Oct 2026 13:45:00 +0000

Type Values Removed Values Added
Description EspoCRM 4.0.0 before 10.0.7 contains an access control vulnerability that allows authenticated users to read audited field values restricted by field-level security by fetching individual stream notes. Users with stream access to a parent record can request GET /Note/{id}, which skips the NoteAccessControl filter, and recover data.attributes.was and became values of restricted fields.
Title EspoCRM 4.0.0 before 10.0.7 Field-Level Security Bypass via Note Read Endpoint
First Time appeared Espocrm
Espocrm espocrm
Weaknesses CWE-200
CPEs cpe:2.3:a:espocrm:espocrm:*:*:*:*:*:*:*:*
Vendors & Products Espocrm
Espocrm espocrm
References
Metrics cvssV3_1

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

cvssV4_0

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


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-10-13T13:27:22.182Z

Updated: 2026-10-13T16:43:44.609Z

Reserved: 2026-10-13T11:26:13.464Z

Link: CVE-2026-109959

cve-icon Vulnrichment

Updated: 2026-10-13T15:47:54.935Z

cve-icon NVD

Status : Deferred

Published: 2026-10-13T14:17:35.020

Modified: 2026-10-13T17:17:32.903

Link: CVE-2026-109959

cve-icon Redhat

No data.