CVE-2026-12622: microchip gridtime_3000_firmware Open Redirect
CVSS: 5.4v3.1MediumAnalyzed
Published 19-06-2026Last modified 29-06-2026
Vulnerability summary
CVE-2026-12622 is a medium (CVSS 5.4) Open Redirect vulnerability in microchip gridtime_3000_firmware. EPSS estimates a 0.21% chance of exploitation in the next 30 days, higher than 10.2% of scored vulnerabilities.
CVSS score
5.4/10
010
Medium · v3.1 (NVD)EPSS score
0.21%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 19-06-2026PublishedVulnerability first disclosed.
- 29-06-2026Last modifiedVulnerability information updated.
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.
CVSS metrics
3 scores · 2 sources · 2 versionsMedium 5.3Preferred score · CVE.org (CNA)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:NSourcesAll 2 agree
- NVDNIST5.3MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/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
Medium 5.4Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NSourcesSingle source
EPSS trend
Probability
0.21%
Chance of exploitation in the next 30 days
Percentile
10%
Versus all other CVEs
30-day change
0.00 pp
From 0.21% on 20-09-2026
20-09-202620-10-2026
EPSS score0.21%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Microchip1 product
- gridtime_3000_firmware≥ 1.0r0.03, ≤ 1.1r0.0 | ≥ 1.0r0.03, < 1.2r0.0
1 vendor · 1 product
References
1 links- www.microchip.com/en-us/…Vendor Advisory