CVE-2026-45495: Remote Code Execution in Microsoft Microsoft Edge (Chromium-based)
Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
AI Analysis
Technical Summary
CVE-2026-45495 is a remote code execution vulnerability in Microsoft Edge (Chromium-based) with a CVSS 3.1 base score of 8.8, indicating high severity. The vulnerability can be exploited remotely without privileges or authentication but requires user interaction. The impact includes complete confidentiality, integrity, and availability compromise of the affected system. Microsoft has published 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 a victim's system, leading to full compromise of confidentiality, integrity, and availability. This could result in unauthorized access, data theft, or system disruption.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the latest security updates for Microsoft Edge (Chromium-based) as provided in the Microsoft security advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45495 to remediate this vulnerability.
CVE-2026-45495: Remote Code Execution in Microsoft Microsoft Edge (Chromium-based)
Description
Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-45495 is a remote code execution vulnerability in Microsoft Edge (Chromium-based) with a CVSS 3.1 base score of 8.8, indicating high severity. The vulnerability can be exploited remotely without privileges or authentication but requires user interaction. The impact includes complete confidentiality, integrity, and availability compromise of the affected system. Microsoft has published 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 a victim's system, leading to full compromise of confidentiality, integrity, and availability. This could result in unauthorized access, data theft, or system disruption.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the latest security updates for Microsoft Edge (Chromium-based) as provided in the Microsoft security advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45495 to remediate this vulnerability.
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: 5/18/2026, 5:36:49 PM
Last enriched: 5/18/2026, 5:51:39 PM
Last updated: 5/18/2026, 6:40:18 PM
Views: 3
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.