What is CVE-2019-11784?

CVE-2019-11784 is a medium-severity vulnerability in Odoo, classified under Improper Access Control. CVSS score: 6.5/10. Published 2020-12-22.

How severe is CVE-2019-11784?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Odoo

CVE-2019-11784

Improper access control in mail module (notifications) in Odoo Community 14.0 and earlier and Odoo Enterprise 14.0 and earlier, allows remote authenticated users to obtain access to arbitrary messages in conversations they were not a party to.

Published 2020-12-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.010 (61.0th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 61.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: +0.000

Affected products

Odoo
Odoo Community — versions unspecified
Odoo Enterprise — versions unspecified

Weakness classification (CWE)

References

github.com/odoo/odoo/issues/63709 (Third Party Advisory)

Frequently asked questions

What is CVE-2019-11784?: CVE-2019-11784 is a medium-severity vulnerability in Odoo, classified under Improper Access Control. CVSS score: 6.5/10. Published 2020-12-22.
How severe is CVE-2019-11784?: Medium severity. CVSS v3 base score is 6.5 out of 10.