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High severity8.8NVD Advisory· Published Jul 3, 2026· Updated Jul 7, 2026

CVE-2026-56645

CVE-2026-56645

Description

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

Affected products

2

Microsoft/Chromium-based Edgellm-fuzzy
Microsoft/Edgechromium
cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:-:*:*:*
Range: <150.0.4078.48

Patches

Vulnerability mechanics

References

1

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56645nvdVendor Advisory

News mentions

0

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