CVE-2026-62918

HIGH

CVE: CVE-2026-62918 - Improper verification of cryptographic signature in Microsoft Teams allows an unauthorized attacker to perform spoofing over a networkSign in to save

CVSS

7.5

CVSS v3.1

EPSS

0.3%

Exploit Prediction Score

Published

August 7, 2026

Exploitability

EPSS probability 0.3%

Description

Improper verification of cryptographic signature in Microsoft Teams allows an unauthorized attacker to perform spoofing over a network.

Weaknesses

CWE-347

Affected Packages

No package data available.

Aliases

CVE-2026-62918

Related references

Publisher and database URLs for this record (shown for attribution; reading stays in Bugflare).

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62918