Jul 2026: Microsoft Edge (Chromium-based) Information Disclosure Vulnerability
CVE-2026-57991 Published on July 3, 2026
Microsoft Edge (Chromium-based) Information Disclosure Vulnerability
Improper link resolution before file access ('link following') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network.
Weakness Type
What is an insecure temporary file Vulnerability?
The software attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.
CVE-2026-57991 has been classified to as an insecure temporary file vulnerability or weakness.
Products Associated with CVE-2026-57991
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Affected Versions
Microsoft Edge (Chromium-based):- Version 1.0.0.0 and below 150.0.4078.48 is affected.