CVE-2021-30126

MEDIUM 6.5CVE-2021-30126 · Published 02/04/2021 · updated 17/06/2026

In short

CVE-2021-30126 is a MEDIUM (CVSS 6.5) vulnerability affecting controlcenter (lightmeter).
Chance of exploitation in the next 30 days (EPSS): 0.70%, higher than 53.3% of all vulnerabilities.
Fix: update to 1.5.1 or later.

Package	Affected versions	Patched versions
controlcenter lightmeter	`≥ 1.1.0, < 1.5.1`	`1.5.1`

Description

Lightmeter ControlCenter 1.1.0 through 1.5.x before 1.5.1 allows anyone who knows the URL of a publicly available Lightmeter instance to access application settings, possibly including an SMTP password and a Slack access token, via a settings HTTP query.

References

lightmeter.io/lightmeter-1-5-1-important-security-fixes · Vendor Advisory

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