Microsoft Edge (Chromium-based) Spoofing Vulnerability
CVE-2026-45489 is a medium severity spoofing vulnerability affecting Microsoft Edge (Chromium-based) versions up to and including 150.0.4078.48. The vulnerability allows an attacker to potentially spoof content or UI elements within the browser. No known exploits are reported in the wild. There is no CVSS score or detailed technical information available. No patch or remediation details have been provided yet.
AI Analysis
Technical Summary
This vulnerability identified as CVE-2026-45489 affects Microsoft Edge (Chromium-based) versions <=150.0.4078.48 and involves spoofing, which typically means an attacker could deceive users by presenting falsified content or interface elements. The exact technical mechanism and impact details are not disclosed. No vendor advisory or patch information is currently available, and no known exploits have been observed.
Potential Impact
The impact is classified as medium severity. Spoofing vulnerabilities can undermine user trust and potentially facilitate phishing or social engineering attacks by misleading users about the authenticity of displayed content. However, without further technical details or known exploits, the precise risk level remains limited to potential deception.
Mitigation Recommendations
Patch status is not yet confirmed — check the Microsoft Security Response Center advisory for current remediation guidance. Until a fix is released, users should exercise caution when interacting with untrusted content in affected versions of Microsoft Edge. No official fix or workaround has been documented at this time.
Microsoft Edge (Chromium-based) Spoofing Vulnerability
Description
CVE-2026-45489 is a medium severity spoofing vulnerability affecting Microsoft Edge (Chromium-based) versions up to and including 150.0.4078.48. The vulnerability allows an attacker to potentially spoof content or UI elements within the browser. No known exploits are reported in the wild. There is no CVSS score or detailed technical information available. No patch or remediation details have been provided yet.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability identified as CVE-2026-45489 affects Microsoft Edge (Chromium-based) versions <=150.0.4078.48 and involves spoofing, which typically means an attacker could deceive users by presenting falsified content or interface elements. The exact technical mechanism and impact details are not disclosed. No vendor advisory or patch information is currently available, and no known exploits have been observed.
Potential Impact
The impact is classified as medium severity. Spoofing vulnerabilities can undermine user trust and potentially facilitate phishing or social engineering attacks by misleading users about the authenticity of displayed content. However, without further technical details or known exploits, the precise risk level remains limited to potential deception.
Mitigation Recommendations
Patch status is not yet confirmed — check the Microsoft Security Response Center advisory for current remediation guidance. Until a fix is released, users should exercise caution when interacting with untrusted content in affected versions of Microsoft Edge. No official fix or workaround has been documented at this time.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Microsoft Security Response Center
- Advisory Id
- msrc_CVE-2026-45489
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6a498aa827e9c7971937960d
Added to database: 07/04/2026, 22:35:20 UTC
Last enriched: 07/04/2026, 22:37:06 UTC
Last updated: 07/05/2026, 03:03:48 UTC
Views: 8
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