Microsoft Edge (Chromium-based) Information Disclosure Vulnerability
CVE-2026-58291 is a high-severity information disclosure vulnerability affecting Microsoft Edge (Chromium-based) versions up to and including 150.0.4078.48. The vulnerability is categorized under CWE-672. No CVSS score or detailed technical exploitation information is provided. There are no known exploits in the wild and no patch or remediation details are currently available.
AI Analysis
Technical Summary
This vulnerability in Microsoft Edge (Chromium-based) allows information disclosure due to a flaw classified as CWE-672. It affects all versions up to and including 150.0.4078.48. The vendor advisory does not provide a patch or mitigation details, and no CVSS score is assigned. No known exploits have been reported in the wild at this time.
Potential Impact
The vulnerability may lead to unauthorized information disclosure in affected versions of Microsoft Edge. The exact impact scope and exploitation details are not provided. No active exploitation is currently known.
Mitigation Recommendations
Patch status is not yet confirmed — check the Microsoft Security Response Center advisory for current remediation guidance. No official fix or workaround is currently documented.
Microsoft Edge (Chromium-based) Information Disclosure Vulnerability
Description
CVE-2026-58291 is a high-severity information disclosure vulnerability affecting Microsoft Edge (Chromium-based) versions up to and including 150.0.4078.48. The vulnerability is categorized under CWE-672. No CVSS score or detailed technical exploitation information is provided. There are no known exploits in the wild and no patch or remediation details are currently available.
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Microsoft Edge (Chromium-based) allows information disclosure due to a flaw classified as CWE-672. It affects all versions up to and including 150.0.4078.48. The vendor advisory does not provide a patch or mitigation details, and no CVSS score is assigned. No known exploits have been reported in the wild at this time.
Potential Impact
The vulnerability may lead to unauthorized information disclosure in affected versions of Microsoft Edge. The exact impact scope and exploitation details are not provided. No active exploitation is currently known.
Mitigation Recommendations
Patch status is not yet confirmed — check the Microsoft Security Response Center advisory for current remediation guidance. No official fix or workaround is currently documented.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Microsoft Security Response Center
- Advisory Id
- msrc_CVE-2026-58291
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6a498aa727e9c797193788d2
Added to database: 07/04/2026, 22:35:19 UTC
Last enriched: 07/04/2026, 22:51:30 UTC
Last updated: 07/05/2026, 02:51:10 UTC
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.