Path traversal in Microsoft Edge - CVE-2026-57988
Published: July 15, 2026
Vulnerability identifier: #VU137814
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-57988
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Microsoft Edge
Microsoft Edge
Detailed vulnerability description
The vulnerability allows a remote attacker to execute code.
The vulnerability exists due to path traversal in Microsoft Edge (Chromium-based) when processing a specially crafted webpage or file. A remote attacker can host specially crafted content and convince a user to open it to execute code.
User interaction is required to visit the attacker-controlled webpage and perform the gestures that activate autofill, or to open a specially crafted file.
How to mitigate CVE-2026-57988
Install security update from vendor's website.