CVE-2026-12621 - Vulnerability Details - OpenCVE

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.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Microchip	Gridtime 3000

No data.

No data.

References

Link	Providers
https://www.microchip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/gridtime-3000-gnss-time-server-dom-xss

History

Mon, 22 Jun 2026 18:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Sun, 21 Jun 2026 09:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Microchip Microchip gridtime 3000
Vendors & Products		Microchip Microchip gridtime 3000

Fri, 19 Jun 2026 18:15:00 +0000

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		https://www.microchip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/gridtime-3000-gnss-time-server-dom-xss
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'}`

MITRE

Status: PUBLISHED

Assigner: Microchip

Published: 2026-06-19T15:53:38.809Z

Updated: 2026-06-29T05:24:24.597Z

Reserved: 2026-06-18T14:15:15.522Z

Link: CVE-2026-12621

Vulnrichment

Updated: 2026-06-22T16:51:39.860Z

NVD

No data.

Redhat

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-12621", "assignerOrgId": "dc3f6da9-85b5-4a73-84a2-2ec90b40fca5", "state": "PUBLISHED", "assignerShortName": "Microchip", "dateReserved": "2026-06-18T14:15:15.522Z", "datePublished": "2026-06-19T15:53:38.809Z", "dateUpdated": "2026-06-29T05:24:24.597Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "dc3f6da9-85b5-4a73-84a2-2ec90b40fca5", "shortName": "Microchip", "dateUpdated": "2026-06-29T05:24:24.597Z"}, "title": "Cross-Site Scripting (XSS) Vulnerability in Password Reset Redirect in GridTime\u2122 3000 GNSS Time Server", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-79", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-63", "descriptions": [{"lang": "en", "value": "CAPEC-63 Cross-Site Scripting (XSS)"}]}], "affected": [{"vendor": "Microchip", "product": "GridTime 3000", "versions": [{"status": "affected", "version": "1.0r0.03", "lessThanOrEqual": "1.1r0.0", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Improper neutralization of input during web page generation XSS \nvulnerability in the GridTime 3000 (password reset form) allows XSS. \nThis issue affects GridTime 3000: from 1.0r0.03 before 1.2r0.0.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Improper neutralization of input during web page generation XSS \nvulnerability in the GridTime 3000 (password reset form) allows XSS. \nThis issue affects GridTime 3000: from 1.0r0.03 before 1.2r0.0."}]}], "references": [{"url": "https://www.microchip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/gridtime-3000-gnss-time-server-dom-xss", "tags": ["vendor-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "LOW", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "MEDIUM", "baseScore": 5.3, "vectorString": "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"}}], "solutions": [{"lang": "en", "value": "Upgrade GridTime 3000 GNSS Time Server to the latest firmware.\n\n\n\n\n\nAs of the firmware release 1.2r0.0, parameter sanitization has been improved to not allow execution of arbitrary queries.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<div>\nUpgrade GridTime 3000 GNSS Time Server to the latest firmware.</div><div><br></div><div>\nAs of the firmware release 1.2r0.0, parameter sanitization has been improved to not allow execution of arbitrary queries.\n\n</div>"}]}], "credits": [{"lang": "en", "value": "Ahmad Ashraff Ahmad (Bastion Security Group)", "type": "reporter"}], "source": {"advisory": "PSIRT-146", "discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-06-22T16:51:30.787287Z", "id": "CVE-2026-12621", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-22T17:14:26.515Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-12621", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-06-22T16:51:30.787287Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-22T16:51:39.860Z"}}], "cna": {"title": "Cross-Site Scripting (XSS) Vulnerability in Password Reset Redirect in GridTime\u2122 3000 GNSS Time Server", "source": {"advisory": "PSIRT-146", "discovery": "UNKNOWN"}, "credits": [{"lang": "en", "type": "reporter", "value": "Ahmad Ashraff Ahmad (Bastion Security Group)"}], "impacts": [{"capecId": "CAPEC-63", "descriptions": [{"lang": "en", "value": "CAPEC-63 Cross-Site Scripting (XSS)"}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 5.3, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "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", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "LOW", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Microchip", "product": "GridTime 3000", "versions": [{"status": "affected", "version": "1.0r0.03", "versionType": "custom", "lessThanOrEqual": "1.1r0.0"}], "defaultStatus": "unaffected"}], "solutions": [{"lang": "en", "value": "Upgrade GridTime 3000 GNSS Time Server to the latest firmware.\n\n\n\n\n\nAs of the firmware release 1.2r0.0, parameter sanitization has been improved to not allow execution of arbitrary queries.", "supportingMedia": [{"type": "text/html", "value": "<div>\nUpgrade GridTime 3000 GNSS Time Server to the latest firmware.</div><div><br></div><div>\nAs of the firmware release 1.2r0.0, parameter sanitization has been improved to not allow execution of arbitrary queries.\n\n</div>", "base64": false}]}], "references": [{"url": "https://www.microchip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/gridtime-3000-gnss-time-server-dom-xss", "tags": ["vendor-advisory"]}], "x_generator": {"engine": "Vulnogram 1.0.2"}, "descriptions": [{"lang": "en", "value": "Improper neutralization of input during web page generation XSS \nvulnerability in the GridTime 3000 (password reset form) allows XSS. \nThis issue affects GridTime 3000: from 1.0r0.03 before 1.2r0.0.", "supportingMedia": [{"type": "text/html", "value": "Improper neutralization of input during web page generation XSS \nvulnerability in the GridTime 3000 (password reset form) allows XSS. \nThis issue affects GridTime 3000: from 1.0r0.03 before 1.2r0.0.", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-79", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')"}]}], "providerMetadata": {"orgId": "dc3f6da9-85b5-4a73-84a2-2ec90b40fca5", "shortName": "Microchip", "dateUpdated": "2026-06-29T05:24:24.597Z"}}}, "cveMetadata": {"cveId": "CVE-2026-12621", "state": "PUBLISHED", "dateUpdated": "2026-06-29T05:24:24.597Z", "dateReserved": "2026-06-18T14:15:15.522Z", "assignerOrgId": "dc3f6da9-85b5-4a73-84a2-2ec90b40fca5", "datePublished": "2026-06-19T15:53:38.809Z", "assignerShortName": "Microchip"}, "dataVersion": "5.2"}