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CVE-2026-66323 Details
Description
Improper neutralization of parameter/argument delimiters in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Aug 29, 2026Exploitation: NoneAutomatable: NoTechnical Impact: Total
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66323 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-141 | Improper Neutralization of Parameter/Argument Delimiters | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| microsoft edge chromium | < 152.0.4191.53 |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 11, 2026 | CVE Modified | [email protected] |
| Aug 31, 2026 | Initial Analysis | [email protected] |
| Aug 30, 2026 | CVE Modified | CISA-ADP |
| Aug 29, 2026 | CVE Modified | CISA-ADP |
| Aug 28, 2026 | New CVE Received | [email protected] |