CVE-2021-42308
LowCVSS 3.1Exploitation Probability (EPSS)
Elevated risk64th percentile - higher than 64% of all known CVEs
Summary
Spoofing vulnerability in Microsoft Edge (Chromium-based). An attacker can spoof trusted content, potentially leading to display of false information to the user.
Risk Assessment
Risk of deceiving the user by displaying fake content, potentially leading to phishing or data theft.
Recommendation
Update Microsoft Edge (Chromium-based) to the latest version to fix the vulnerability.
Other vulnerabilities in Microsoft Edge (Chromium-based)
See all- CVE-2026-41107High
Microsoft Edge (Chromium-based) has a vulnerability that allows external control of file name or path. This could enable an unauthorized attacker to disclose information over a network.
- CVE-2023-33145Medium
A vulnerability in Microsoft Edge (Chromium-based) allows for information disclosure. This may lead to unauthorized access to user data.
- CVE-2026-58597Medium
Insufficient UI warning of dangerous operations in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.
- CVE-2026-58294High
A Use-After-Free vulnerability in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code remotely over a network.
- CVE-2026-33118Medium
A user interface issue in Microsoft Edge (Chromium-based) can lead to misrepresentation of critical information. This allows an unauthorized attacker to perform spoofing over a network.
- CVE-2023-36741High
A vulnerability in Microsoft Edge (Chromium-based) allows for elevation of privilege, potentially leading to unauthorized access to the system.
- CVE-2023-38158Low
A vulnerability in Microsoft Edge (Chromium-based) allows for information disclosure. An attacker could exploit this flaw to gain access to sensitive user data.
- CVE-2023-36787High
A vulnerability in Microsoft Edge (Chromium-based) allows for elevation of privilege, potentially leading to unauthorized access to the system.
- CVE-2023-38187Medium
A vulnerability in Microsoft Edge (Chromium-based) allows for elevation of privilege. An attacker can exploit this flaw to gain higher privileges on the system.
- CVE-2023-35392Medium
A vulnerability in Microsoft Edge (Chromium-based) allows for spoofing, which may lead to unauthorized access to user data.
Original NVD description (English source)
Microsoft Edge (Chromium-based) Spoofing Vulnerability
Vulnerability data from NVD (NIST) · CISA KEV · EPSS