CVE-2019-1413A security feature bypass vulnerability exists when Microsoft Edge improperly handles extension requests and fails to request host…
- 4.3MediumCVSS base score
- 1.1%Exploitation in 30 daysEPSS · top 33% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
A security feature bypass vulnerability exists when Microsoft Edge improperly handles extension requests and fails to request host permission for all_urls, aka 'Microsoft Edge Security Feature Bypass Vulnerability'.
Timeline
ID reserved
By microsoft
- 12 months later
· 12 months later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium4.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N |
- EPSS (exploitation in 30 days)
- 1.1% · top 33% of all CVEs (12 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Affected products
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows Server 2016
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for 32-bit Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for x64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for 32-bit Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for x64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for 32-bit Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for x64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for ARM64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for 32-bit Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for x64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for ARM64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows Server 2019
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for ARM64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for 32-bit Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for x64-based Systems
- affected unspecified
Microsoft · Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for ARM64-based Systems
- affected unspecified
References
References1
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1413 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2019-9970 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2019-1413)Record last updated .