CVE-2026-12622 Open Redirect Vulnerability in Password Reset Submission in GridTime™ 3000 GNSS Time Server

Medium 5.3 Published 19 Jun 2026 Updated 29 Jun 2026

An attacker can redirect users to malicious sites via the password reset form in GridTime 3000 GNSS Time Server.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-12622?

CVE-2026-12622 is a medium-severity vulnerability in Microchip GridTime 3000, published on 19 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The GridTime 3000 GNSS Time Server has an open redirect vulnerability in the password change form submission.

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

Weakness: CWE-601

Which versions are affected by CVE-2026-12622?

It affects 1 product.

Products include Microchip Gridtime 3000 Firmware.

How do I fix CVE-2026-12622?

No fix has been published for CVE-2026-12622 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-12622 being exploited?

There is no known exploitation of CVE-2026-12622 in the wild and no public exploit code.

Sources

Also known as GHSA-h3jc-pwm8-8fvh.