CVE-2026-12620

Access Token Exposure in URL Parameters in GridTime™ 3000 GNSS Time Server

State: Published
Severity: 4.6 Medium
Published: Jun 19, 2026
Updated: Jun 29, 2026
Reserved: Jun 18, 2026

Description

The GridTime 3000 GNSS Time Server leaks the access token in the URL parameters of some endpoints.

This issue affects GridTime 3000: from 1.0r0.03 through 1.1r0.0.

Scores

CVSS	Score	Vector	Source
4.0	4.6 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:A	Microchip

Weaknesses

CWE-200

Affected Products

Product	Versions
GridTime 3000Microchip	1.0r0.03 through 1.1r0.0Affected

References

https://www.microchip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/gridtime-3000-gnss-time-server-access-token-exposurevendor-advisory

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