CVE-2026-109959EspoCRM 4.0.0 before 10.0.7 Field-Level Security Bypass via Note Read Endpoint
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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.
- CVSS
- 4.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- Weakness (CWE)
- CWE-200
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Deferred
- Record last updated
- Oct 13, 2026
- First seen by InfoSec Signals
- Oct 13, 2026
Affected products
espocrm espocrm espocrm:espocrm (from the name) | from 4.0.0 before 10.0.7; 10.0.7 not affected | CNA record |
References
- https://github.com/espocrm/espocrm/security/advisories/GHSA-mr36-xx82-qf6hvendor-advisory
- https://www.vulncheck.com/advisories/espocrm-4.0.0-before-10.0.7-field-level-security-bypass-via-note-read-endpointthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.