CVE-2019-1220
A security feature bypass vulnerability exists when Microsoft Browsers fail to validate the...
A security feature bypass vulnerability exists when Microsoft Browsers fail to validate the correct Security Zone of requests for specific URLs, aka 'Microsoft Browser Security Feature Bypass Vulnerability'.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
A security feature bypass vulnerability exists when Microsoft Browsers fail to validate the correct Security Zone of requests for specific URLs, aka 'Microsoft Browser Security Feature Bypass Vulnerability'.
- Record
CVE-2019-1220- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:P/I:N/A:N - Weakness
- CWE-425
- Updated
- 2026-11-02
CVE List No score
A security feature bypass vulnerability exists when Microsoft Browsers fail to validate the correct Security Zone of requests for specific URLs, aka 'Microsoft Browser Security Feature Bypass Vulnerability'.
- Record
CVE-2019-1220- Updated
- 2026-11-02
EUVDEUVD-2019-9787 No score
A security feature bypass vulnerability exists when Microsoft Browsers fail to validate the correct Security Zone of requests for specific URLs, aka 'Microsoft Browser Security Feature Bypass Vulnerability'.
- Record
EUVD-2019-9787- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-8c6c-962w-cq52
A security feature bypass vulnerability exists when Microsoft Browsers fail to validate the...
A security feature bypass vulnerability exists when Microsoft Browsers fail to validate the correct Security Zone of requests for specific URLs, aka 'Microsoft Browser Security Feature Bypass Vulnerability'.
- Record
GHSA-8c6c-962w-cq52- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - Weakness
- CWE-425
- Updated
- 2026-11-02
Affected products
- microsoft edge
- microsoft internet explorer 10
- microsoft internet explorer 11
- microsoft internet explorer 11 on windows 10 version 1903 for 32-bit systems
- microsoft internet explorer 11 on windows 10 version 1903 for arm64-based systems
- microsoft internet explorer 11 on windows 10 version 1903 for x64-based systems
- microsoft internet explorer 11 on windows server 2012
- microsoft internet explorer 9
- microsoft internet explorer
- microsoft edge (edgehtml-based) on windows 10 for 32-bit systems
- microsoft edge (edgehtml-based) on windows 10 for x64-based systems
- microsoft edge (edgehtml-based) on windows 10 version 1607 for 32-bit systems
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- microsoft edge (edgehtml-based) on windows 10 version 1607 for x64-based systems
- microsoft edge (edgehtml-based) on windows 10 version 1703 for 32-bit systems
- microsoft edge (edgehtml-based) on windows 10 version 1703 for x64-based systems
- microsoft edge (edgehtml-based) on windows 10 version 1709 for 32-bit systems
- microsoft edge (edgehtml-based) on windows 10 version 1709 for arm64-based systems
- microsoft edge (edgehtml-based) on windows 10 version 1709 for x64-based systems
- microsoft edge (edgehtml-based) on windows 10 version 1803 for 32-bit systems
- microsoft edge (edgehtml-based) on windows 10 version 1803 for arm64-based systems
- microsoft edge (edgehtml-based) on windows 10 version 1803 for x64-based systems
- microsoft edge (edgehtml-based) on windows 10 version 1809 for 32-bit systems
- microsoft edge (edgehtml-based) on windows 10 version 1809 for arm64-based systems
- microsoft edge (edgehtml-based) on windows 10 version 1809 for x64-based systems
- microsoft edge (edgehtml-based) on windows 10 version 1903 for 32-bit systems
- microsoft edge (edgehtml-based) on windows 10 version 1903 for arm64-based systems
- microsoft edge (edgehtml-based) on windows 10 version 1903 for x64-based systems
- microsoft edge (edgehtml-based) on windows server 2016
- microsoft edge (edgehtml-based) on windows server 2019
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-1220 is a medium vulnerability (CVSS 4.3) in Microsoft Edge, published September 11, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.81%, the 90th percentile. No source names a fixed version.