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3260 articles · 170413 vulns · 37/41 feeds (7d)
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8.3
CVE-2026-58287EXPLOITEDPATCHED
Microsoft · Microsoft Edge (Chromium-based)

Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

Description

Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

Affected Products

VendorProductVersions
MicrosoftMicrosoft Edge (Chromium-based)1.0.0.0

References

  • https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58287(vendor-advisory, patch)

Related News (1 articles)

Tier A
Microsoft MSRC9h ago
CVE-2026-58287 Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
→ No new info (linked only)
CVSS 3.18.3 HIGH
VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
CISA KEV❌ No
Actively exploited✅ Yes
Patch available
150.0.4078.48
CWECWE-416
PublishedJul 3, 2026
Last enriched2h agov2
Trending Score56
Source articles1
Independent1
Info Completeness9/14
Missing: title, epss, kev, iocs, mitre_attack

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CRITICALCVE-2026-58289EXP
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Verification

State: verified
Confidence: 0%

Vulnerability Timeline

CVE Published
Jul 3, 2026
Discovered by ZDM
Jul 3, 2026
Updated: description, exploitAvailable, activelyExploited
Jul 3, 2026
Actively Exploited
Jul 3, 2026
Exploit Available
Jul 3, 2026
Patch Available
Jul 3, 2026

Version History

v2
Last enriched 2h ago
v2Tier A2h ago

Added a detailed description of the vulnerability and marked it as actively exploited with an available exploit.

descriptionexploitAvailableactivelyExploited
via Microsoft MSRC
v12h ago

Initial creation