CVE-2026-88078: microsoft edge_chromium

CVSS 4.3 (medium) · published 2026-10-29

Improper verification of cryptographic signature in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.

Affected products (NVD): microsoft edge_chromium

Fixed in (NVD): 156.0.4314.42

Weakness: CWE-347

Source: NVD CVE-2026-88078

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88078

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