CVE-2020-6804

MEDIUM 6.1CVE-2020-6804 · Published 28/02/2020 · updated 17/06/2026

In short

CVE-2020-6804 is a MEDIUM (CVSS 6.1) vulnerability affecting webthings gateway (mozilla).
Chance of exploitation in the next 30 days (EPSS): 0.75%, higher than 55.1% of all vulnerabilities.
Fix: update to 0.12.0 or later.

Package	Affected versions	Patched versions
webthings gateway mozilla	`≥ 0.3.0, < 0.12.0`	`0.12.0`

Description

A reflected XSS vulnerability exists within the gateway, allowing an attacker to craft a specialized URL which could steal the user's authentication token. When combined with CVE-2020-6803, an attacker could fully compromise the system.

References

mozilla-iot/gateway#2446 · Patch

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