Summary
Impact: Security Feature Bypass. Microsoft rating: Low. Not known to be exploited — Exploitation Less Likely. Customer action: Required.
Details
How could an attacker exploit this vulnerability via the Network?
An attacker could host a specially crafted website designed to exploit the vulnerability through Microsoft Edge and then convince a user to view the website. However, in all cases an attacker would have no way to force a user to view the attacker-controlled content. Instead, an attacker would have to convince a user to take action, typically by an enticement in an email or instant message, or by getting the user to open an attachment sent through email.
According to the CVSS metric, a successful exploitation could lead to a scope change (S:C). What does this mean for this vulnerability?
This vulnerability could lead to a browser sandbox escape.
According to the CVSS metric, successful exploitation of this vulnerability could lead to some loss of Integrity (I:L)? What does that mean for this vulnerability?
Attacker is able to bypass Content Security Policy (CSP) and Pop-up blocker this this vulnerability, but cannot modify additional content of the browser itself.
Security updates
122.0.2365.92 — https://docs.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security
Vulnerabilities 1
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Medium 4.7
Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability
Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability
Revision history
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#2
Updated CVE Tag. This is an informational change only.
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#3
In the Security Updates table, added Microsoft Edge (Chromium-based) Extended Stable because this versions of Microsoft Edge (Chromium-based) is also affected by this vulnerability. Microsoft strongly recommends that customers running Microsoft Edge (Chromium-based) install the updates to be fully protected from the vulnerability.
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#1
Information published.
References
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CVE-2024-26163 Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26163
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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