Medium severity · published May 12, 2026
CVE-2026-42891
Microsoft Edge (Chromium-based) for Android Spoofing Vulnerability
6.5
CVSS
0.3%
EPSS
No
On KEV
Description
User interface (ui) misrepresentation of critical information in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 21% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ME
Microsoft Edge for Android · Microsoft
1.0.0 before 148.0.3967.55 · source: vendor
EC
Edge Chromium · Microsoft
before 148.0.3967.55 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-42891
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-42891
Vendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42891
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