OneTone Companion

OneTone Companion has 3 disclosed vulnerabilities in the WordSec catalog, reported between 2020 and 2022; none of them are fixed as of September 2026. Their average CVSS score is 7.6, and the most serious one scores 9.8 out of 10. Severity breakdown: 1 critical and 1 high. 2020 was the busiest year with 2 disclosures.

The most common weakness is Missing Authorization, behind 2 of the records (67%). Other recurring categories include Cross-Site Scripting.

None of the 3 issues recorded for OneTone Companion have a published fix yet, which makes virtual patching the only reliable mitigation. The oldest unresolved one dates back to 2020.

All of these findings were reported by Jerome Bruandet.

Strategic Overview

Avg CVSSHigh

7.6/ 10

Patch Coverage0%

Open

Fixed

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Most severe open issueCVSS 9.8CVE-2019-17230

OneTone <= 3.0.6 & OneTone Companion <= 1.1.1 - Unauthenticated Settings Update

Read the full analysis

Vulnerability Records

3 records


2022-08-18 00:00	OneTone Companion <= 1.1.1 - Open Mailer OneTone Companion <= 1.1.1	`N/A`	5.8 Medium	Anonymous	No
2020-04-03 00:00	OneTone <= 3.0.6 & OneTone Companion <= 1.1.1 - Unauthenticated Settings Update OneTone Companion <= 1.1.1	`CVE-2019-17230`	9.8 Critical	Jerome Bruandet	No
2020-04-03 00:00	OneTone <= 3.0.6 & OneTone Companion <= 1.1.1 - Stored Cross-Site Scripting OneTone Companion <= 1.1.1	`CVE-2019-17231`	7.2 High	Jerome Bruandet	No

Showing 1–3 of 3 reports