CVE-2026-12621

Cross-Site Scripting (XSS) Vulnerability in Password Reset Redirect in GridTime™ 3000 GNSS Time Server

Published Jun 19, 2026 CVSS 4.0 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
Improper neutralization of input during web page generation XSS
vulnerability in the GridTime 3000 (password reset form) allows XSS.
This issue affects GridTime 3000: from 1.0r0.03 before 1.2r0.0.

Remediation

Vendor Solution

Upgrade GridTime 3000 GNSS Time Server to the latest firmware. As of the firmware release 1.2r0.0, parameter sanitization has been improved to not allow execution of arbitrary queries.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Microchip
Microchip gridtime 3000
Vendors & Products Microchip
Microchip gridtime 3000
Type Values Removed Values Added
Description Improper neutralization of input during web page generation XSS vulnerability in the GridTime 3000 (password reset form) allows XSS. This issue affects GridTime 3000: from 1.0r0.03 before 1.2r0.0.
Title Cross-Site Scripting (XSS) Vulnerability in Password Reset Redirect in GridTime™ 3000 GNSS Time Server
Weaknesses CWE-79
References
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Microchip
Published
Updated
Jun 29, 2026, 5:24 AM
Reserved
Jun 18, 2026, 2:15 PM
Status
Analyzed
Published
Jun 19, 2026, 4:16 PM
Modified
Oct 25, 2026, 11:10 PM