Summary
Impact: Spoofing. Microsoft rating: Low. Not known to be exploited. Customer action: Required.
Details
What is the version information for this release?
150.0.4078.48: 150.0.4078.48, 07/03/2026: 07/03/2026, 150.0.7871.47: 150.0.7871.47
According to the CVSS metrics, successful exploitation of this vulnerability could lead to some loss of confidentiality (C:L)? What does that mean for this vulnerability?
Information in the victim's browser associated with the vulnerable URL can be read by the malicious JavaScript code and sent to the attacker.
According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do?
The user must visit the attacker‑controlled webpage, and perform the two tap gestures that cause autofill to activate.
Security updates
150.0.4078.48 — https://docs.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security
Vulnerabilities 1
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Medium 4.3
Microsoft Edge (Chromium-based) Spoofing Vulnerability
Insufficient ui warning of dangerous operations in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.
Revision history
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#1
Information published.
References
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CVE-2026-58597 Microsoft Edge (Chromium-based) Spoofing Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58597
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Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
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Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
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Common Vulnerability Scoring System
https://www.first.org/cvss