CVE-2026-20949 Microsoft Excel Security Feature Bypass Vulnerability
| Reporter | Title | Published | Views | Family All 19 |
|---|---|---|---|---|
 | CVE-2026-20949 | 13 Jan 202617:57 | – | attackerkb |
 | Microsoft Office Package Access Control Bypass | 21 Jan 202600:00 | – | bdu_fstec |
 | CVE-2026-20949 | 13 Jan 202618:01 | – | circl |
 | Microsoft Excel Access Control Error Vulnerability | 13 Jan 202600:00 | – | cnnvd |
 | Microsoft Excel Access Control Error Vulnerability | 19 Jan 202600:00 | – | cnvd |
 | CVE-2026-20949 | 13 Jan 202617:57 | – | cve |
 | EUVD-2026-2145 | 13 Jan 202617:57 | – | euvd |
 | KLA90842 Multiple vulnerabilities in Microsoft Office | 13 Jan 202600:00 | – | kaspersky |
 | Security Updates for Microsoft Office Products (January 2026) (macOS) | 13 Jan 202600:00 | – | nessus |
| Security Updates for Microsoft Excel Products C2R (January 2026) | 14 Jan 202600:00 | – | nessus |
10
[
{
"vendor": "Microsoft",
"product": "Microsoft 365 Apps for Enterprise",
"platforms": [
"32-bit Systems",
"x64-based Systems"
],
"versions": [
{
"version": "16.0.1",
"lessThan": "https://aka.ms/OfficeSecurityReleases",
"versionType": "custom",
"status": "affected"
}
]
},
{
"vendor": "Microsoft",
"product": "Microsoft Office LTSC 2021",
"platforms": [
"32-bit Systems",
"x64-based Systems"
],
"versions": [
{
"version": "16.0.1",
"lessThan": "https://aka.ms/OfficeSecurityReleases",
"versionType": "custom",
"status": "affected"
}
]
},
{
"vendor": "Microsoft",
"product": "Microsoft Office LTSC 2024",
"platforms": [
"32-bit Systems",
"x64-based Systems"
],
"versions": [
{
"version": "16.0.0",
"lessThan": "https://aka.ms/OfficeSecurityReleases",
"versionType": "custom",
"status": "affected"
}
]
},
{
"vendor": "Microsoft",
"product": "Microsoft Office LTSC for Mac 2021",
"versions": [
{
"version": "16.0.1",
"lessThan": "16.105.26011018",
"versionType": "custom",
"status": "affected"
}
]
},
{
"vendor": "Microsoft",
"product": "Microsoft Office LTSC for Mac 2024",
"versions": [
{
"version": "16.0.0",
"lessThan": "16.105.26011018",
"versionType": "custom",
"status": "affected"
}
]
}
]Data
Build on a solid foundation with Vulners data
We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data
Api
Power your application with Vulners API
The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access
App
Assess and manage vulnerabilities with Vulners tools
Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation
30 Jul 2026 20:47Current
CVSS 3.17.8
EPSS0.00462
SSVC