CVE-2026-45495: CWE-35: Path Traversal: '.../...//' in Microsoft Microsoft Edge (Chromium-based)
Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
AI Analysis
Technical Summary
This vulnerability (CVE-2026-45495) affects Microsoft Edge (Chromium-based) version 1.0.0.0. It is a path traversal vulnerability (CWE-35) that can lead to remote code execution. The CVSS 3.1 score is 8.8 (high), indicating network attack vector, low attack complexity, no privileges required, user interaction required, and high impact on confidentiality, integrity, and availability. Microsoft has released an official fix for this vulnerability as detailed in their security advisory.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code remotely on the affected system, potentially leading to full compromise of the user's environment. The vulnerability impacts confidentiality, integrity, and availability of the system.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft as soon as possible. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45495 for detailed patch information and update instructions.
CVE-2026-45495: CWE-35: Path Traversal: '.../...//' in Microsoft Microsoft Edge (Chromium-based)
Description
Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
CVSS v3.1
Score 8.8high
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-45495) affects Microsoft Edge (Chromium-based) version 1.0.0.0. It is a path traversal vulnerability (CWE-35) that can lead to remote code execution. The CVSS 3.1 score is 8.8 (high), indicating network attack vector, low attack complexity, no privileges required, user interaction required, and high impact on confidentiality, integrity, and availability. Microsoft has released an official fix for this vulnerability as detailed in their security advisory.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code remotely on the affected system, potentially leading to full compromise of the user's environment. The vulnerability impacts confidentiality, integrity, and availability of the system.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft as soon as possible. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45495 for detailed patch information and update instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-05-12T16:07:22.618Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45495","vendor":"Microsoft"}]
Threat ID: 6a0b4e31ec166c07b0dc032e
Added to database: 05/18/2026, 17:36:49 UTC
Last enriched: 08/11/2026, 16:58:29 UTC
Last updated: 08/20/2026, 22:52:13 UTC
Views: 427
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.