PT-2026-41710 · Microsoft · Edge

Published 2026-05-15 · Updated 2026-06-06 · CVE-2026-45492

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

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

Description Improper input validation in Microsoft Edge (Chromium-based) allows an unauthorized attacker to bypass a security feature over a network. This issue is related to an origin validation error, which can allow attackers to affect the system.

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

DoS

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2026-45492

ZDI-26-329

Affected Products

Edge

References · 9

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45492 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-45492 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-26-329 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-45492 · Security Note
• https://twitter.com/The_Cyber_News/status/2062775094943068202 · Twitter Post
• https://twitter.com/SystemTek_UK/status/2063185039844573508 · Twitter Post
• https://reddit.com/r/u_Opsec_Charlie/comments/1tyiegl/microsoft_edge_vulnerability_allows_remote · Reddit Post
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2026-45492 · Note
• https://t.me/CVEtracker/54153 · Telegram Post