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Vulnerabilities

Vulnerability · CVE-2021-23166

A sandboxing issue in Odoo Community 15.0 and earlier and Odoo Enterprise 15.0 and earlier allows authenticated administrators to read and write local files on the server.

Published Apr 25, 2023 · catalog updated Jun 17, 2026 · A sandboxing issue in

Check if you run it

No confirmed exploitation is on record for CVE-2021-23166. EPSS is 0.65%. Act only if a listed version of A sandboxing issue in is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (A sandboxing issue in).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.7
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.65%
Remediation
Version ranges on file
Affected products
cpe odoo/odoo · stated odoo

A sandboxing issue in Odoo Community 15.0 and earlier and Odoo Enterprise 15.0 and earlier allows authenticated administrators to read and write local files on the server.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe odoo/odooversion unspecified
  • stated odoo<= 15.0

How to fix CVE-2021-23166

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2021-23166. EPSS is 0.65%. Act only if a listed version of A sandboxing issue in is installed.

Which versions are affected?

Compare what you have installed with <= 15.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-267; CWE-276: Incorrect Default Permissions. EPSS 0.65%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Odoo security

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 25, 2023 · Catalog

    Detected

    A sandboxing issue in Odoo Community 15.0 and earlier and Odoo Enterprise 15.0 and earlier allows authenticated administrators to read and write local files on the server.

  2. Jun 16, 2026 · Catalog

    Updated

    A sandboxing issue in Odoo Community 15.0 and earlier and Odoo Enterprise 15.0 and earlier allows authenticated administrators to read and write local files on the server.

  3. Jun 17, 2026 · NIST NVD

    Updated

    A sandboxing issue in Odoo Community 15.0 and earlier and Odoo Enterprise 15.0 and earlier allows authenticated administrators to read and write local files on the server.

Sources

  • CVE.orgVulnerability recordCVE-2021-23166

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2021-23166

    30-day exploitation probability 0.6%

    first.org
  • NIST NVDVulnerability recordCVE-2021-23166

    A sandboxing issue in Odoo Community 15.0 and earlier and Odoo Enterprise 15.0 and earlier allows authenticated administrators to read and write local files on the server.

    nvd.nist.gov
  • Odoo SecurityVendor advisoryCVE-2021-23166

    Odoo or OpenERP product vulnerability. Vendor discussion stays on the Odoo tracker.

    github.com

References

Freshness

Last verified in this catalog Oct 16, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.