Exploitation evidence
Known exploited · CISA KEV listed
Added 2021-11-03. Ransomware campaign use: Unknown.
CISA required action: Apply updates per vendor instructions.
CISA due date: 2022-05-03. This is the catalog’s deadline, not an assessment of your organization’s exposure.
KEV checked 13 Nov 2026, 00:20 Jerusalem · Original catalog ↗Reported products and versions
Microsoft / Microsoft Office
Default status: Not specified
- affected: 2010 Service Pack 2 (32-bit editions)
- affected: 2010 Service Pack 2 (64-bit editions)
- affected: 2013 RT Service Pack 1
- affected: 2013 Service Pack 1 (32-bit editions)
- affected: 2013 Service Pack 1 (64-bit editions)
- affected: 2016 (32-bit edition)
- affected: 2016 (64-bit edition)
- affected: 2019 for 32-bit editions
- affected: 2019 for 64-bit editions
Microsoft / Microsoft Office Word Viewer
Default status: Not specified
- affected: Microsoft Office Word Viewer
Microsoft / Internet Explorer 9
Default status: Not specified
- affected: Windows Server 2008 for 32-bit Systems Service Pack 2
- affected: Windows Server 2008 for x64-based Systems Service Pack 2
Microsoft / Internet Explorer 11
Default status: Not specified
- affected: Windows 10 for 32-bit Systems
- affected: Windows 10 for x64-based Systems
- affected: Windows 10 Version 1607 for 32-bit Systems
- affected: Windows 10 Version 1607 for x64-based Systems
- affected: Windows 10 Version 1703 for 32-bit Systems
- affected: Windows 10 Version 1703 for x64-based Systems
- affected: Windows 10 Version 1709 for 32-bit Systems
- affected: Windows 10 Version 1709 for ARM64-based Systems
- affected: Windows 10 Version 1709 for x64-based Systems
- affected: Windows 10 Version 1803 for 32-bit Systems
- affected: Windows 10 Version 1803 for ARM64-based Systems
- affected: Windows 10 Version 1803 for x64-based Systems
- affected: Windows 10 Version 1809 for 32-bit Systems
- affected: Windows 10 Version 1809 for ARM64-based Systems
- affected: Windows 10 Version 1809 for x64-based Systems
- affected: Windows 7 for 32-bit Systems Service Pack 1
- affected: Windows 7 for x64-based Systems Service Pack 1
- affected: Windows 8.1 for 32-bit systems
- affected: Windows 8.1 for x64-based systems
- affected: Windows RT 8.1
- affected: Windows Server 2008 R2 for x64-based Systems Service Pack 1
- affected: Windows Server 2012 R2
- affected: Windows Server 2016
- affected: Windows Server 2019
Microsoft / Microsoft Excel Viewer
Default status: Not specified
- affected: 2007 Service Pack 3
Microsoft / Internet Explorer 10
Default status: Not specified
- affected: Windows Server 2012
Microsoft / Office
Default status: Not specified
- affected: 365 ProPlus for 32-bit Systems
- affected: 365 ProPlus for 64-bit Systems
Fixes and workarounds
No explicit solution text in the downloaded CVE record. Consult the vendor advisory; unaffected version ranges are shown above as reported, not inferred as a patch recommendation.
Sources and related reporting
Observed change timeline
History begins when Egret first downloads each source. It is not the complete upstream CVE history.
12 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-12",
"epss": 0.53202,
"percentile": 0.98997
}10 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-10",
"epss": 0.53202,
"percentile": 0.9899
}09 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-09",
"epss": 0.53202,
"percentile": 0.98989
}08 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-08",
"epss": 0.53202,
"percentile": 0.98988
}07 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-07",
"epss": 0.53202,
"percentile": 0.98988
}06 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-06",
"epss": 0.53202,
"percentile": 0.98987
}06 Nov 2026, 12:20 Jerusalem · CVE Program record changed
Stored CNA snapshot at this observation.
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T17:51:26.356Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0541"
},
{
"name": "46536",
"tags": [
"exploit",
"x_refsource_EXPLOIT-DB",
"x_transferred"
],
"url": "https://www.exploit-db.com/exploits/46536/"
},
{
"name": "106402",
"tags": [
"vdb-entry",
"x_refsource_BID",
"x_transferred"
],
"url": "http://www.securityfocus.com/bid/106402"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2019-0541",
"options": [
{
"Exploitation": "active"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-02-07T16:21:22.978102Z",
"version": "2.0.3"
},
"type": "ssvc"
}
},
{
"other": {
"content": {
"dateAdded": "2021-11-03",
"reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-0541"
},
"type": "kev"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-77",
"description": "CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-10-21T23:45:44.790Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"references": [
{
"tags": [
"government-resource"
],
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-0541"
}
],
"timeline": [
{
"lang": "en",
"time": "2021-11-03T00:00:00.000Z",
"value": "CVE-2019-0541 added to CISA KEV"
}
],
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Microsoft Office",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "2010 Service Pack 2 (32-bit editions)"
},
{
"status": "affected",
"version": "2010 Service Pack 2 (64-bit editions)"
},
{
"status": "affected",
"version": "2013 RT Service Pack 1"
},
{
"status": "affected",
"version": "2013 Service Pack 1 (32-bit editions)"
},
{
"status": "affected",
"version": "2013 Service Pack 1 (64-bit editions)"
},
{
"status": "affected",
"version": "2016 (32-bit edition)"
},
{
"status": "affected",
"version": "2016 (64-bit edition)"
},
{
"status": "affected",
"version": "2019 for 32-bit editions"
},
{
"status": "affected",
"version": "2019 for 64-bit editions"
}
]
},
{
"product": "Microsoft Office Word Viewer",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "Microsoft Office Word Viewer"
}
]
},
{
"product": "Internet Explorer 9",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "Windows Server 2008 for 32-bit Systems Service Pack 2"
},
{
"status": "affected",
"version": "Windows Server 2008 for x64-based Systems Service Pack 2"
}
]
},
{
"product": "Internet Explorer 11",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "Windows 10 for 32-bit Systems"
},
{
"status": "affected",
"version": "Windows 10 for x64-based Systems"
},
{
"status": "affected",
"version": "Windows 10 Version 1607 for 32-bit Systems"
},
{
"status": "affected",
"version": "Windows 10 Version 1607 for x64-based Systems"
},
{
"status": "affected",
"version": "Windows 10 Version 1703 for 32-bit Systems"
},
{
"status": "affected",
"version": "Windows 10 Version 1703 for x64-based Systems"
},
{
"status": "affected",
"version": "Windows 10 Version 1709 for 32-bit Systems"
},
{
"status": "affected",
"version": "Windows 10 Version 1709 for ARM64-based Systems"
},
{
"status": "affected",
"version": "Windows 10 Version 1709 for x64-based Systems"
},
{
"status": "affected",
"version": "Windows 10 Version 1803 for 32-bit Systems"
},
{
"status": "affected",
"version": "Windows 10 Version 1803 for ARM64-based Systems"
},
{
"status": "affected",
"version": "Windows 10 Version 1803 for x64-based Systems"
},
{
"status": "affected",
"version": "Windows 10 Version 1809 for 32-bit Systems"
},
{
"status": "affected",
"version": "Windows 10 Version 1809 for ARM64-based Systems"
},
{
"status": "affected",
"version": "Windows 10 Version 1809 for x64-based Systems"
},
{
"status": "affected",
"version": "Windows 7 for 32-bit Systems Service Pack 1"
},
{
"status": "affected",
"version": "Windows 7 for x64-based Systems Service Pack 1"
},
{
"status": "affected",
"version": "Windows 8.1 for 32-bit systems"
},
{
"status": "affected",
"version": "Windows 8.1 for x64-based systems"
},
{
"status": "affected",
"version": "Windows RT 8.1"
},
{
"status": "affected",
"version": "Windows Server 2008 R2 for x64-based Systems Service Pack 1"
},
{
"status": "affected",
"version": "Windows Server 2012 R2"
},
{
"status": "affected",
"version": "Windows Server 2016"
},
{
"status": "affected",
"version": "Windows Server 2019"
}
]
},
{
"product": "Microsoft Excel Viewer",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "2007 Service Pack 3"
}
]
},
{
"product": "Internet Explorer 10",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "Windows Server 2012"
}
]
},
{
"product": "Office",
"vendor": "Microsoft",
"versions": [
{
"status": "affected",
"version": "365 ProPlus for 32-bit Systems"
},
{
"status": "affected",
"version": "365 ProPlus for 64-bit Systems"
}
]
}
],
"datePublic": "2019-01-08T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "A remote code execution vulnerability exists in the way that the MSHTML engine inproperly validates input, aka \"MSHTML Engine Remote Code Execution Vulnerability.\" This affects Microsoft Office, Microsoft Office Word Viewer, Internet Explorer 9, Internet Explorer 11, Microsoft Excel Viewer, Internet Explorer 10, Office 365 ProPlus."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "Remote Code Execution",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2019-03-14T09:57:01.000Z",
"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"shortName": "microsoft"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0541"
},
{
"name": "46536",
"tags": [
"exploit",
"x_refsource_EXPLOIT-DB"
],
"url": "https://www.exploit-db.com/exploits/46536/"
},
{
"name": "106402",
"tags": [
"vdb-entry",
"x_refsource_BID"
],
"url": "http://www.securityfocus.com/bid/106402"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "secure@microsoft.com",
"ID": "CVE-2019-0541",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Microsoft Office",
"version": {
"version_data": [
{
"version_value": "2010 Service Pack 2 (32-bit editions)"
},
{
"version_value": "2010 Service Pack 2 (64-bit editions)"
},
{
"version_value": "2013 RT Service Pack 1"
},
{
"version_value": "2013 Service Pack 1 (32-bit editions)"
},
{
"version_value": "2013 Service Pack 1 (64-bit editions)"
},
{
"version_value": "2016 (32-bit edition)"
},
{
"version_value": "2016 (64-bit edition)"
},
{
"version_value": "2019 for 32-bit editions"
},
{
"version_value": "2019 for 64-bit editions"
}
]
}
},
{
"product_name": "Microsoft Office Word Viewer",
"version": {
"version_data": [
{
"version_value": "Microsoft Office Word Viewer"
}
]
}
},
{
"product_name": "Internet Explorer 9",
"version": {
"version_data": [
{
"version_value": "Windows Server 2008 for 32-bit Systems Service Pack 2"
},
{
"version_value": "Windows Server 2008 for x64-based Systems Service Pack 2"
}
]
}
},
{
"product_name": "Internet Explorer 11",
"version": {
"version_data": [
{
"version_value": "Windows 10 for 32-bit Systems"
},
{
"version_value": "Windows 10 for x64-based Systems"
},
{
"version_value": "Windows 10 Version 1607 for 32-bit Systems"
},
{
"version_value": "Windows 10 Version 1607 for x64-based Systems"
},
{
"version_value": "Windows 10 Version 1703 for 32-bit Systems"
},
{
"version_value": "Windows 10 Version 1703 for x64-based Systems"
},
{
"version_value": "Windows 10 Version 1709 for 32-bit Systems"
},
{
"version_value": "Windows 10 Version 1709 for ARM64-based Systems"
},
{
"version_value": "Windows 10 Version 1709 for x64-based Systems"
},
{
"version_value": "Windows 10 Version 1803 for 32-bit Systems"
},
{
"version_value": "Windows 10 Version 1803 for ARM64-based Systems"
},
{
"version_value": "Windows 10 Version 1803 for x64-based Systems"
},
{
"version_value": "Windows 10 Version 1809 for 32-bit Systems"
},
{
"version_value": "Windows 10 Version 1809 for ARM64-based Systems"
},
{
"version_value": "Windows 10 Version 1809 for x64-based Systems"
},
{
"version_value": "Windows 7 for 32-bit Systems Service Pack 1"
},
{
"version_value": "Windows 7 for x64-based Systems Service Pack 1"
},
{
"version_value": "Windows 8.1 for 32-bit systems"
},
{
"version_value": "Windows 8.1 for x64-based systems"
},
{
"version_value": "Windows RT 8.1"
},
{
"version_value": "Windows Server 2008 R2 for x64-based Systems Service Pack 1"
},
{
"version_value": "Windows Server 2012 R2"
},
{
"version_value": "Windows Server 2016"
},
{
"version_value": "Windows Server 2019"
}
]
}
},
{
"product_name": "Microsoft Excel Viewer",
"version": {
"version_data": [
{
"version_value": "2007 Service Pack 3"
}
]
}
},
{
"product_name": "Internet Explorer 10",
"version": {
"version_data": [
{
"version_value": "Windows Server 2012"
}
]
}
},
{
"product_name": "Office",
"version": {
"version_data": [
{
"version_value": "365 ProPlus for 32-bit Systems"
},
{
"version_value": "365 ProPlus for 64-bit Systems"
}
]
}
}
]
},
"vendor_name": "Microsoft"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "A remote code execution vulnerability exists in the way that the MSHTML engine inproperly validates input, aka \"MSHTML Engine Remote Code Execution Vulnerability.\" This affects Microsoft Office, Microsoft Office Word Viewer, Internet Explorer 9, Internet Explorer 11, Microsoft Excel Viewer, Internet Explorer 10, Office 365 ProPlus."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Remote Code Execution"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0541",
"refsource": "CONFIRM",
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0541"
},
{
"name": "46536",
"refsource": "EXPLOIT-DB",
"url": "https://www.exploit-db.com/exploits/46536/"
},
{
"name": "106402",
"refsource": "BID",
"url": "http://www.securityfocus.com/bid/106402"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"assignerShortName": "microsoft",
"cveId": "CVE-2019-0541",
"datePublished": "2019-01-08T21:00:00.000Z",
"dateReserved": "2018-11-26T00:00:00.000Z",
"dateUpdated": "2025-10-21T23:45:44.790Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}05 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-05",
"epss": 0.53202,
"percentile": 0.98986
}04 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-04",
"epss": 0.53202,
"percentile": 0.98985
}03 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-03",
"epss": 0.53202,
"percentile": 0.98983
}03 Nov 2026, 02:22 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-02",
"epss": 0.53202,
"percentile": 0.98982
}03 Nov 2026, 02:22 Jerusalem · CISA KEV status changed
Stored KEV snapshot at this observation.
{
"cveID": "CVE-2019-0541",
"cwes": [
"CWE-77"
],
"dateAdded": "2021-11-03",
"dueDate": "2022-05-03",
"forensicTriage": "No",
"knownRansomwareCampaignUse": "Unknown",
"notes": "https://nvd.nist.gov/vuln/detail/CVE-2019-0541",
"product": "MSHTML",
"requiredAction": "Apply updates per vendor instructions.",
"shortDescription": "Microsoft MSHTML engine contains an improper input validation vulnerability that allows for remote code execution vulnerability.",
"vendorProject": "Microsoft",
"vulnerabilityName": "Microsoft MSHTML Remote Code Execution Vulnerability"
}