CVE-2026-58597: CWE-357: Insufficient UI Warning of Dangerous Operations in Microsoft Microsoft Edge (Chromium-based)
Insufficient ui warning of dangerous operations in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-357, involves insufficient UI warnings in Microsoft Edge (Chromium-based) that could enable an attacker to spoof content or operations over a network. The CVSS 3.1 base score is 4.3, reflecting a network attack vector with low complexity and no privileges required, but requiring user interaction. The impact is limited to partial confidentiality loss without integrity or availability impact. Microsoft has published an official fix for this issue.
Potential Impact
An attacker could exploit this vulnerability to perform spoofing attacks that may mislead users by insufficiently warning them about dangerous operations. The confidentiality impact is low, with no integrity or availability impact reported. No known exploits are currently observed in the wild.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58597 to remediate this vulnerability.
CVE-2026-58597: CWE-357: Insufficient UI Warning of Dangerous Operations in Microsoft Microsoft Edge (Chromium-based)
Description
Insufficient ui warning of dangerous operations in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.
CVSS v3.1
Score 4.3medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CWE-357, involves insufficient UI warnings in Microsoft Edge (Chromium-based) that could enable an attacker to spoof content or operations over a network. The CVSS 3.1 base score is 4.3, reflecting a network attack vector with low complexity and no privileges required, but requiring user interaction. The impact is limited to partial confidentiality loss without integrity or availability impact. Microsoft has published an official fix for this issue.
Potential Impact
An attacker could exploit this vulnerability to perform spoofing attacks that may mislead users by insufficiently warning them about dangerous operations. The confidentiality impact is low, with no integrity or availability impact reported. No known exploits are currently observed in the wild.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58597 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-07-01T18:03:43.124Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58597","vendor":"Microsoft"}]
Threat ID: 6a48210727e9c79719accdcd
Added to database: 07/03/2026, 20:52:23 UTC
Last enriched: 08/10/2026, 13:46:49 UTC
Last updated: 08/16/2026, 13:22:52 UTC
Views: 91
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.