CVE-2026-12620

FAUCET Score

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.

First published: Jun 19, 2026Last modified: Jun 19, 2026

Impacted Technologies

Vendor	Product	Version(s)	CPE
		>= 1.0r0.03, < 1.2r0.0CPE matchmatch criteria	cpe:2.3:o:microchip:gridtime_3000_firmware::::::::

CVSS Data

CVSS version used by this source: 4.0

4.6MEDIUM

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

NETWORK

Attack Complexity

LOW

Attack Requirements

NONE

Privileges Required

HIGH

User Interaction

ACTIVE

VS Confidentiality

LOW

VS Integrity

NONE

VS Availability

NONE

SS Confidentiality

NONE

SS Integrity

NONE

SS Availability

NONE

Exploit Maturity

ATTACKED

CvssVersion

4.0

Exploit Intelligence

EPSS Score

0.23%

Probability of exploitation in next 30 days

EPSS Percentile

13.5%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0023 is in the 14th percentile among its peer group of 21,974 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

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

Vendor Advisory