PT-2026-40226 · Microsoft · Edge

Published 2026-05-11 · Updated 2026-05-14 · CVE-2026-40416

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

AV:N/AC:L/Au:N/C:N/I:P/A:N

Name of the Vulnerable Software and Affected Versions Microsoft Edge (Chromium-based) (affected versions not specified)

Description User interface (ui) misrepresentation of critical information allows an unauthorized attacker to perform spoofing over a network.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

UI Misrepresentation of Critical Information

Weakness Enumeration

CWE-451

Related Identifiers

BDU:2026-06744

CVE-2026-40416

Affected Products

Edge

References · 9

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-40416 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-40416 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2026-40416 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40416 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-06744 · Security Note
• https://reddit.com/r/Action1/comments/1tcxu4s/action1_showing_microsoft_edge_vulnerabilities_on · Reddit Post
• https://twitter.com/CVEnew/status/2054341003956359366 · Twitter Post
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2026-40416 · Note
• https://twitter.com/infoflowcloud/status/2054342407701872811 · Twitter Post