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CVE-2026-72970

HighCVSS 8.3/10Last modified Aug 18, 2026

Description

Heap-based buffer overflow in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

Metrics

CVSS 3.1 8.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L

Weakness enumeration

Affected software

Vendor	Product	Versions
Microsoft	Microsoft Edge (Chromium-based)	>= 1.0.0.0, < 151.0.4129.86

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-72970Vendor Advisory

Timeline

Published: Aug 14, 2026
Last modified: Aug 18, 2026
NVD status: Analyzed

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CVE-2026-72970: High severity, CVSS 8.3 | Vulnix