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CVE-2026-45495ImportantRevised 1 Jun

Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

MSRC advisory NVD CVE.org

Assessment

Severity
Important
CVSS base score
8.8CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Impact
Remote Code Execution
EPSS, next 30 days
1.0%Higher than 62.5% of scored CVEs · FIRST model run 29 Sep 2026 · about EPSS
Public exploit code
No Nuclei template lists it
Exploitability
Exploitation More Likely
Publicly disclosed
No
Customer action
Required: apply the update
Component
Microsoft Edge (Chromium-based)
Weakness
CWE-35: Path Traversal: '.../...//'
Issued by
Microsoft
Published
15 May 2026 · May 2026
Last revised
1 Jun 2026Acknowledgement added. This is an informational change only.

Updates that fix it

0 KBs

No KB listed

MSRC lists no downloadable update, which usually means a service-side fix or a release-notes update. Check the MSRC advisory.

Affected products

Browser
1 affected product
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